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 A215026 #44 Nov 29 2023 20:40:12 %S A215026 1,1,2,1,2,3,1,1,2,3,5,1,1,2,1,2,3,5,8,1,1,2,1,2,3,1,1,2,3,5,8,13,1 %N A215026 Reluctant Fibonacci sequence. %D A215026 Donald E. Knuth, The Art of Computer Programming, Vol. 4, Pre-Fascicle 6A, Section 7.2.2.2, Problem 178, page 54. %D A215026 Donald E. Knuth, Satisfiability, Fascicle 6, volume 4 of The Art of Computer Programming. Addison-Wesley, 2015, page 160, Problem 310; see solution on page 246. %Y A215026 Cf. A000045, A182105. %K A215026 nonn,more %O A215026 1,3 %A A215026 _N. J. A. Sloane_, Aug 03 2012