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A025680 Exponent of 9 (value of j) in n-th number of form 6^i*9^j. 0
0, 0, 1, 0, 1, 2, 0, 1, 2, 3, 0, 1, 2, 3, 4, 0, 1, 2, 3, 4, 0, 5, 1, 2, 3, 4, 0, 5, 1, 6, 2, 3, 4, 0, 5, 1, 6, 2, 7, 3, 4, 0, 5, 1, 6, 2, 7, 3, 8, 4, 0, 5, 1, 6, 2, 7, 3, 8, 4, 0, 9, 5, 1, 6, 2, 7, 3, 8, 4, 0, 9, 5, 1, 10, 6, 2, 7, 3, 8, 4, 0, 9, 5, 1, 10, 6, 2, 11, 7, 3, 8, 4, 0, 9, 5, 1, 10, 6, 2, 11, 7, 3, 12, 8, 4 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,6

LINKS

Table of n, a(n) for n=1..105.

CROSSREFS

Sequence in context: A025688 A025645 A233381 * A025667 A025689 A025650

Adjacent sequences:  A025677 A025678 A025679 * A025681 A025682 A025683

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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Last modified September 24 17:09 EDT 2020. Contains 337321 sequences. (Running on oeis4.)