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

0,10

Links

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

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.

Crossrefs

One less than the even bisection of A292242.

Cf. A007814, A007949, A254103, A292240.

Cf. also A292251, A292261.

Sequence in context: A327166 A024155 A251570 * A352727 A332015 A173667

Adjacent sequences: A292238 A292239 A292240 * A292242 A292243 A292244

Keyword

nonn

Author

Antti Karttunen, Sep 12 2017

Status

approved