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 A283476 #12 Mar 17 2017 21:56:30 %S A283476 1,2,5,6,7,11,13,17,19,21,23,29,30,31,33,37,39,41,42,43,47,51,53,57, %T A283476 59,61,66,67,69,71,73,78,79,83,87,89,93,97,101,102,103,107,109,111, %U A283476 113,114,123,127,129,131,137,138,139,141,149,151,154,157,159,163,165,167,173,174,177,179,181,182,183,186,191,193,195 %N A283476 Squarefree numbers n for which A079559(A048675(n)) = 1. %C A283476 Squarefree numbers n such that A048675(n) is one of the terms of A005187. %H A283476 Antti Karttunen, <a href="/A283476/b283476.txt">Table of n, a(n) for n = 1..8192</a> %o A283476 (Scheme, with _Antti Karttunen_'s IntSeq-library) %o A283476 (define A283476 (MATCHING-POS 1 1 (lambda (n) (and (= 1 (A008966 n)) (= 1 (A079559 (A048675 n))))))) %Y A283476 Sequence A283475 sorted into ascending order. %Y A283476 Subsequence of A005117. %Y A283476 Cf. A005187, A008966, A048675, A079559. %K A283476 nonn %O A283476 1,2 %A A283476 _Antti Karttunen_, Mar 15 2017