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 A275919 #17 Aug 31 2016 18:31:41 %S A275919 17,102,260,489,682,1031,1453,1946,2511,3149,3858,4371,5200,6102,7075, %T A275919 8121,9238,10023,11260,12570,13951,15404,16930,18527,19632,21349, %U A275919 23139,25000,26281,28262,30316,32441,34638,36908,39249,40850,43311,45845,48450,51128,53877,55750,58619,61561,64574 %N A275919 a(n) = A273059(4n+3). %C A275919 A275916-A275919 are the four rays in A273059. There is a conjectured recursion for these sequences: see A140101. %H A275919 N. J. A. Sloane and Alois P. Heinz, <a href="/A275919/b275919.txt">Table of n, a(n) for n = 0..7571</a> %Y A275919 Cf. A273059, A275915, A275916-A275918. %K A275919 nonn %O A275919 0,1 %A A275919 _N. J. A. Sloane_, Aug 28 2016