A318513 The 2-adic valuation of A318512.

0, 0, 1, 0, 1, 0, 1, 0, 3, 0, 1, 0, 1, 0, 2, 0, 1, 2, 1, 0, 2, 0, 1, 0, 3, 0, 4, 0, 1, 1, 1, 0, 2, 0, 2, 2, 1, 0, 2, 0, 1, 1, 1, 0, 4, 0, 1, 0, 3, 2, 2, 0, 1, 3, 2, 0, 2, 0, 1, 1, 1, 0, 4, 0, 2, 1, 1, 0, 2, 1, 1, 1, 1, 0, 4, 0, 2, 1, 1, 0, 7, 0, 1, 1, 2, 0, 2, 0, 1, 3, 2, 0, 2, 0, 2, 0, 1, 2, 4, 2, 1, 1, 1, 0, 3

Offset

1,9

Links

Antti Karttunen, Table of n, a(n) for n = 1..65537

Formula

a(n) = A007814(A318512(n)).

Prog

(PARI) A318513(n) = valuation(A318512(n), 2); \\ Needs also code from A318512.

Crossrefs

Cf. A318512.

Sequence in context: A340007 A091959 A318659 * A354058 A323878 A046094

Adjacent sequences: A318510 A318511 A318512 * A318514 A318515 A318516

Keyword

nonn

Author

Antti Karttunen, Aug 30 2018

Status

approved