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 A097925 #5 Apr 30 2014 01:26:47 %S A097925 7,12,23,42,78,142,262,482,887,1630,2999,5516,10146,18660,34322,63128, %T A097925 116111 %N A097925 Number of (n,3) Freiman-Wyner sequences. %C A097925 "The values for n <= 3 are straightforward." %D A097925 I. F. Blake, The enumeration of certain run length sequences, Information and Control, 55 (1982), 222-237. %F A097925 Appears to satisfy a linear recurrence with characteristic polynomial (1+x)(1+x^2)(1-x-x^2-x^3). - _Ralf Stephan_, Dec 04 2004 %Y A097925 Cf. A006355, A097926. %K A097925 nonn %O A097925 4,1 %A A097925 _N. J. A. Sloane_, Sep 05 2004