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 A275917 #15 Aug 31 2016 18:28:54 %S A275917 9,82,228,445,630,967,1377,1858,2411,3037,3734,4239,5056,5946,6907, %T A275917 7941,9046,9823,11048,12346,13715,15156,16670,18255,19352,21057,22835, %U A275917 24684,25957,27926,29968,32081,34266,36524,38853,40446,42895,45417,48010,50676,53413,55278,58135,61065,64066 %N A275917 a(n) = A273059(4n+1). %C A275917 A275916-A275919 are the four rays in A273059. There is a conjectured recursion for these sequences: see A140101. %H A275917 N. J. A. Sloane and Alois P. Heinz, <a href="/A275917/b275917.txt">Table of n, a(n) for n = 0..7571</a> %Y A275917 Cf. A273059, A275915, A275916-A275919. %K A275917 nonn %O A275917 0,1 %A A275917 _N. J. A. Sloane_, Aug 28 2016