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A275813 Positions of odd terms in A060131; indices of permutations of an odd order in tables A060117 & A060118. 4

%I #7 Aug 11 2016 23:48:06

%S 0,3,5,8,10,13,14,19,22,30,33,35,36,39,41,42,45,47,50,52,54,57,59,63,

%T 65,69,71,73,74,81,83,84,87,89,93,95,97,100,105,107,111,113,114,117,

%U 119,144,147,149,152,154,157,158,163,166,168,171,173,176,178,181,182,187,190,192,195,197,200,202,205,206,211,214,216,219,221

%N Positions of odd terms in A060131; indices of permutations of an odd order in tables A060117 & A060118.

%C Indexing starts with zero, because a(0) = 0 (indicating an identity permutation) is a special case in this sequence.

%H Antti Karttunen, <a href="/A275813/b275813.txt">Table of n, a(n) for n = 0..16384</a>

%H <a href="/index/Fa#facbase">Index entries for sequences related to factorial base representation</a>

%o (Scheme, with _Antti Karttunen_'s IntSeq-library)

%o (define A275813 (MATCHING-POS 0 0 (lambda (n) (odd? (A060131 n)))))

%Y Complement: A275814.

%Y Cf. A060117, A060118, A060131.

%Y Cf. A275809 (a subsequence).

%K nonn

%O 0,2

%A _Antti Karttunen_, Aug 10 2016

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