A292261 The 3-adic valuation of A245612(n).

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

Offset

0,10

Links

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

Formula

a(n) = A007814(1+A292260(n)).

a(n) = A007949(A245612(n)).

For n >= 1, a(n) = A007949(3*A245612(n)) - 1.

For n >= 1, a(n) = A292262(2n)-1.

Crossrefs

One less than the even bisection of A292262.

Cf. A007814, A007949, A245612, A292260.

Cf. also A292241, A292251.

Sequence in context: A031123 A359542 A104194 * A035153 A069847 A238532

Adjacent sequences: A292258 A292259 A292260 * A292262 A292263 A292264

Keyword

nonn

Author

Antti Karttunen, Sep 12 2017

Status

approved