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 A107227 #7 Feb 16 2025 08:32:57 %S A107227 2,8,10,34,36,42,44,144,146,152,154,178,180,186,188,610,612,618,620, %T A107227 644,646,652,654,754,756,762,764,788,790,796,798,2584,2586,2592,2594, %U A107227 2618,2620,2626,2628,2728,2730,2736,2738,2762,2764,2770,2772,3194,3196,3202 %N A107227 Numbers having no odd terms in their Zeckendorf representation. %C A107227 A107016(a(n))=0, A107015(a(n))>0; subsequence of A107225. %H A107227 Reinhard Zumkeller, <a href="/A107227/b107227.txt">Table of n, a(n) for n = 1..1000</a> %H A107227 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/ZeckendorfRepresentation.html">Zeckendorf Representation</a> %o A107227 (Haskell) %o A107227 a107227 n = a107227_list !! (n-1) %o A107227 a107227_list = filter ((all even) . a035516_row) [1..] %o A107227 -- _Reinhard Zumkeller_, Mar 10 2013 %Y A107227 Cf. A107228. %Y A107227 Cf. A035516, A014437, A014445, A011655. %K A107227 nonn %O A107227 1,1 %A A107227 _Reinhard Zumkeller_, May 15 2005