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 A119527 #7 Feb 24 2019 04:50:40
%S A119527 1,1,-4,40,-17570,29277,1612051490,-98797189506,24519692392546611,
%T A119527 -1102715711997300050,-4167252029989605007510429722,
%U A119527 -29479989614260596083347544,4174157347638693670019191622559426971168,139672908285735171626083209102943170111074
%N A119527 Determinant of n X n matrix of first n^2 partition numbers (A000041).
%e A119527 a(3) = -4 =
%e A119527 |.1..1..2|
%e A119527 |.3..5..7|
%e A119527 |11.15.22|.
%t A119527 nmax = 15; Table[Det[Table[PartitionsP[k*(i-1) + j-1], {i, 1, k}, {j, 1, k}]], {k, 1, nmax}] (* _Vaclav Kotesovec_, Feb 24 2019 *)
%Y A119527 Cf. A000041, A119493.
%K A119527 easy,sign
%O A119527 1,3
%A A119527 _Jonathan Vos Post_, May 27 2006
%E A119527 More terms from _Vaclav Kotesovec_, Feb 24 2019