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 A253085 #7 Feb 08 2015 14:01:36 %S A253085 5,7,17,19,19,31,25,61,71,41,71,77,71,91,77,107,121,85,113,103,217, %T A253085 251,125,251,281,121,185,151,251,289,151,281,307,251,335,281,311,349, %U A253085 289,373,307,383,445,247,445,487,289,397,331,389,439,331,463,409,773,895,457,895,997,349 %N A253085 a(n) = A247649(A247647(n)). %C A253085 The terms of A247649 are products of terms from this subsequence. %C A253085 It would be nice to have a characterization of this sequence that is independent of A247649. %H A253085 <a href="/index/Ce#cell">Index entries for sequences related to cellular automata</a> %Y A253085 Cf, A247647, A247648, A247649. %K A253085 nonn %O A253085 1,1 %A A253085 _N. J. A. Sloane_, Feb 06 2015