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 A275192 #10 Sep 01 2016 21:39:57 %S A275192 26,31,37,43,56,68,81,96,107,127,144,162,208,247,304,358,363,509,579, %T A275192 894,1048,1080,1115,1398,1590,1630,1671,1731,1882,1925,2151,2198,2245, %U A275192 2612,2743,2768,2849,2902,2927,3011,3320,3436,3493,3645,3706,4017,4341,4572 %N A275192 Positions of 7 in A274640. %H A275192 Alois P. Heinz, <a href="/A275192/b275192.txt">Table of n, a(n) for n = 1..10073</a> %H A275192 Alois P. Heinz, <a href="/A275192/a275192.jpg">Positions of first 1411 7's in plane of A274640</a> %F A275192 A274640(a(n)) = 7. %Y A275192 Cf. A274640, A275172, A275188, A275189, A275190, A275191, A275193, A275194. %K A275192 nonn %O A275192 1,1 %A A275192 _Zak Seidov_, Jul 19 2016