0,2

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

Antti Karttunen, Table of n, a(n) for n = 0..16384

Index entries for sequences related to factorial base representation

(Scheme, with Antti Karttunen's IntSeq-library)

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

Complement: A275814.

Cf. A060117, A060118, A060131.

Cf. A275809 (a subsequence).

Sequence in context: A305378 A033033 A211704 * A080754 A198083 A195168

Adjacent sequences: A275810 A275811 A275812 * A275814 A275815 A275816

nonn

Antti Karttunen, Aug 10 2016

approved