A292241 The 3-adic valuation of A254103(n).

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

Offset: 0

Author

Antti Karttunen, Sep 12 2017

Keywords

• nonn

Links

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

Crossrefs

One less than the even bisection of A292242.

Cf. A007814, A007949, A254103, A292240.

Cf. also A292251, A292261.

Formula

a(n) = A007814(1+A292240(n)).

a(n) = A007949(A254103(n)).

For n >= 1, a(n) = A007949(3*A254103(n)) - 1.

For n >= 1, a(n) = A292242(2n)-1.