This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A159399 #10 Dec 22 2023 10:51:10 %S A159399 24,3987,1329600,393183300,97392158640,17599403987109, %T A159399 2090745760711104,154645022410543575,7276569286821991200, %U A159399 231629029897909307070,5317957812543381124416,92961980659920993199761,1292040135734007389094120,14775339909152109112978950 %N A159399 Number of n X n arrays of squares of integers summing to 17. %C A159399 All such sequences have holonomic recurrences (cf. comment in A159359). - _Georg Fischer_, Feb 17 2022 %H A159399 R. H. Hardin, <a href="/A159399/b159399.txt">Table of n, a(n) for n = 2..100</a> %H A159399 Vaclav Kotesovec, <a href="/A159399/a159399.txt">G.f. for A159399</a> %H A159399 <a href="/index/Rec#order_35">Index entries for linear recurrences with constant coefficients</a>, signature (35, -595, 6545, -52360, 324632, -1623160, 6724520, -23535820, 70607460, -183579396, 417225900, -834451800, 1476337800, -2319959400, 3247943160, -4059928950, 4537567650, -4537567650, 4059928950, -3247943160, 2319959400, -1476337800, 834451800, -417225900, 183579396, -70607460, 23535820, -6724520, 1623160, -324632, 52360, -6545, 595, -35, 1). %F A159399 G.f.: see link above. - _Vaclav Kotesovec_, Dec 04 2012 %K A159399 nonn %O A159399 2,1 %A A159399 _R. H. Hardin_, Apr 11 2009