A277700 - OEIS

A277700

a(n) = A000120(A264977(n)); number of odd terms on row n of A125184.

0, 1, 1, 2, 1, 1, 2, 3, 1, 2, 1, 3, 2, 1, 3, 4, 1, 3, 2, 3, 1, 2, 3, 3, 2, 3, 1, 4, 3, 1, 4, 5, 1, 4, 3, 3, 2, 3, 3, 2, 1, 1, 2, 3, 3, 2, 3, 3, 2, 3, 3, 4, 1, 3, 4, 3, 3, 4, 1, 5, 4, 1, 5, 6, 1, 5, 4, 3, 3, 4, 3, 3, 2, 3, 3, 2, 3, 3, 2, 3, 1, 2, 1, 3, 2, 1, 3, 4, 3, 3, 2, 3, 3, 2, 3, 3, 2, 3, 3, 4, 3, 3, 4, 3, 1, 2, 3, 3, 4, 3, 3, 4, 3, 3, 4, 5, 1, 4, 5, 3, 4

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OFFSET

0,4

COMMENTS

Positions of even and odd terms are given by A008585 and A001651, which means that parity-wise the terms match with the Fibonacci numbers, A000045.

LINKS

Antti Karttunen, Table of n, a(n) for n = 0..8193

FORMULA

a(n) = A000120(A264977(n)).

a(n) = A001221(A277330(n)) = A001222(A277330(n)).

Other identities. For all n >= 0:

a(2n) = a(n).