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 A178259 #6 Jul 22 2025 08:11:17 %S A178259 0,0,0,0,0,0,16,148,756,2820,8580,22572,53224,115036,231960,441032, %T A178259 799064,1387368,2324744,3771176,5952528,9159392,13791008,20340036, %U A178259 29476508,41992820,58953420,81591788,111535064,150611100,201257608 %N A178259 Number of collinear point 7-tuples in an n X n cubical grid. %H A178259 R. H. Hardin, <a href="/A178259/b178259.txt">Table of n, a(n) for n=1..36</a> %Y A178259 Three collinear points in an n X n grid A000938 ; n X n X n grid A157882 %K A178259 nonn %O A178259 1,7 %A A178259 _R. H. Hardin_, suggested by R. J. Mathar in the Sequence Fans Mailing List, May 24 2010