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 A276933 #14 Oct 15 2017 01:01:44 %S A276933 6,30,48,54,126,150,168,174,246,270,288,294,360,366,384,390,408,414, %T A276933 726,750,768,774,846,870,888,894,966,990,1008,1014,1080,1086,1104, %U A276933 1110,1128,1134,1446,1470,1488,1494,1566,1590,1608,1614,1686,1710,1728,1734,1800,1806,1824,1830,1848,1854,2166,2190,2208,2214,2286,2310 %N A276933 Row 3 of A276953: a(n) = A153880(A153880(A273670(n))). %C A276933 All terms are multiples of 6. See A276934. %H A276933 Antti Karttunen, <a href="/A276933/b276933.txt">Table of n, a(n) for n = 0..10000</a> %F A276933 a(n) = A153880(A153880(A273670(n))) = A153880(A276932(n)). %F A276933 a(n) = 6*A276934(n). %o A276933 (Scheme) (define (A276933 n) (A153880 (A153880 (A273670 n)))) %Y A276933 Row 3 of A276953, column 3 of A276955. %Y A276933 Cf. A153880, A273670, A276932, A276934 (terms divided by six). %Y A276933 Indices of 3's in A276949. %K A276933 nonn,base %O A276933 0,1 %A A276933 _Antti Karttunen_, Sep 23 2016