A025653 Exponent of 5 (value of i) in n-th number of form 5^i*8^j.

0, 1, 0, 2, 1, 0, 3, 2, 1, 0, 4, 3, 2, 1, 5, 0, 4, 3, 2, 6, 1, 5, 0, 4, 3, 7, 2, 6, 1, 5, 0, 4, 8, 3, 7, 2, 6, 1, 5, 9, 0, 4, 8, 3, 7, 2, 6, 10, 1, 5, 9, 0, 4, 8, 3, 7, 11, 2, 6, 10, 1, 5, 9, 0, 4, 8, 12, 3, 7, 11, 2, 6, 10, 1, 5, 9, 0, 13, 4, 8, 12, 3, 7, 11, 2, 6, 10, 1, 14, 5, 9, 0, 13, 4, 8, 12, 3, 7, 11, 2

Offset

1,4

Links

Table of n, a(n) for n=1..100.

Index entries for sequences which agree for a long time but are different

Crossrefs

Differs from A025647 at a(2805).

Sequence in context: A025640 A025663 A025647 * A131103 A180653 A259100

Adjacent sequences: A025650 A025651 A025652 * A025654 A025655 A025656

Keyword

nonn

Author

David W. Wilson

Status

approved