270000
2700002 = (13 + ... + 43) x (53) x (63 + ... + 693).
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
270444
2704442 = 73139957136, a square with odd digits except the last digit 6.
Page of Squares : First Upload September 21, 2013 ; Last Revised September 21, 2013by Yoshio Mimura, Kobe, Japan
270846
2708462 = 73357555716, a square with odd digits except the last digit 6.
Page of Squares : First Upload September 21, 2013 ; Last Revised September 21, 2013by Yoshio Mimura, Kobe, Japan
271624
2716242 = 73779597376, a square with odd digits except the last digit 6.
Page of Squares : First Upload September 21, 2013 ; Last Revised September 21, 2013by Yoshio Mimura, Kobe, Japan
271810
2718102 = 9566 * 9567 + 9568 * 9569 + 9570 * 9571 + 9572 * 9573 + ... + 10964 * 10965.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
271896
The quadratic polynomial 271896X2 - 1866144X + 3260929 takes the values 12912, 7852, 3312, 3832, 8532, 13612 at X = 1, 2,..., 6.
The quadratic polynomial 271896X2 - 1867320X + 3155425 takes the values 12492, 7132, 232, 1912, 7852, 13192 at X = 1, 2,..., 6.
The quadratic polynomial 271896X2 - 1940400X + 3520825 takes the values 13612, 8532, 3832, 3312, 7852, 12912 at X = 1, 2,..., 6.
by Yoshio Mimura, Kobe, Japan
271908
2719082 = 6723 + 6733 + 6743 + 6753 + 6763 + ... + 8403.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
271936
The quadratic polynomial 271936X2 - 783160X + 521425 takes the values 1012, 2072, 7872, 13192, 18452, 23692 at X = 1, 2,..., 6.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
271944
2719442 = 73953539136, a square with odd digits except the last digit 6.
Page of Squares : First Upload September 21, 2013 ; Last Revised September 21, 2013by Yoshio Mimura, Kobe, Japan
272629
2726292 = 5533 + 5543 + 5553 + 5563 + 5573 + ... + 7903.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
272671
2726712 = 74349474241, a sqaure pegged by 4.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
272732
2727322 = 74382743824.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
273760
2737602 = 35582 * 35583 + 35584 * 35585 + 35586 * 35587 + ... + 35698 * 35699.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
274214
2742142 = 75193317796, a square with odd digits except the last digit 6.
Page of Squares : First Upload September 21, 2013 ; Last Revised September 21, 2013by Yoshio Mimura, Kobe, Japan
274456
653 + 274456 = 7412, 653 - 274456 = 132.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
274576
2745762 = 75391979776, a square with odd digits except the last digit 6.
Page of Squares : First Upload September 21, 2013 ; Last Revised September 21, 2013by Yoshio Mimura, Kobe, Japan
274802
2748022 = 75516139204, and 755161 = 8692, 39204 = 1982.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
274866
2748662 = 75551317956, a square with odd digits except the last digit 6.
Page of Squares : First Upload September 21, 2013 ; Last Revised September 21, 2013by Yoshio Mimura, Kobe, Japan
276676
276676 = 5262, a square with 3 kinds of digits.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
277729
277729 = 5272, a square with 3 kinds of digits.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
277834
2778342 = 77191731556, a square with odd digits except the last digit 6.
Page of Squares : First Upload September 21, 2013 ; Last Revised September 21, 2013by Yoshio Mimura, Kobe, Japan
278056
2780562 = 77315139136, a square with odd digits except the last digit 6.
Page of Squares : First Upload September 21, 2013 ; Last Revised September 21, 2013by Yoshio Mimura, Kobe, Japan
278854
2788542 = 77759553316, a square with odd digits except the last digit 6.
Page of Squares : First Upload September 21, 2013 ; Last Revised September 21, 2013by Yoshio Mimura, Kobe, Japan
278874
2788742 = 77770707876, a square pegged by 7.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
278886
2788862 = 77777400996, a square with a sequence of five 7's.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan
279841
279841 = 5292, a square with different digits.
Page of Squares : First Upload April 13, 2013 ; Last Revised April 13, 2013by Yoshio Mimura, Kobe, Japan