A025657 Exponent of 6 (value of j) in n-th number of form 3^i*6^j.

0, 0, 1, 0, 1, 0, 2, 1, 0, 2, 1, 3, 0, 2, 1, 3, 0, 2, 4, 1, 3, 0, 2, 4, 1, 3, 0, 5, 2, 4, 1, 3, 0, 5, 2, 4, 1, 6, 3, 0, 5, 2, 4, 1, 6, 3, 0, 5, 2, 7, 4, 1, 6, 3, 0, 5, 2, 7, 4, 1, 6, 3, 0, 8, 5, 2, 7, 4, 1, 6, 3, 0, 8, 5, 2, 7, 4, 1, 9, 6, 3, 0, 8, 5, 2, 7, 4, 1, 9, 6, 3, 0, 8, 5, 2, 10, 7, 4, 1, 9, 6, 3, 0, 8, 5, 2, 10

Offset

1,7

Comments

Differs from A025686 at a(114). A025641 is the exponent of 3 (value of i).

Links

Table of n, a(n) for n=1..107.

Crossrefs

Cf. A025641 (exponent of 3).

Sequence in context: A036261 A140575 A091917 * A025686 A215345 A022329

Adjacent sequences: A025654 A025655 A025656 * A025658 A025659 A025660

Keyword

nonn

Author

David W. Wilson

Status

approved