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A112760 Exponent of 2 (value of i) in n-th number of the form 2^i*3^j*5^k. +0
5
0, 1, 0, 2, 0, 1, 3, 0, 1, 2, 0, 4, 1, 2, 3, 0, 0, 1, 5, 2, 3, 0, 4, 1, 1, 2, 6, 3, 0, 4, 0, 1, 5, 2, 2, 3, 0, 7, 0, 4, 1, 5, 1, 2, 6, 3, 3, 0, 4, 0, 1, 8, 1, 5, 2, 6, 2, 3, 0, 7, 4, 0, 4, 1, 5, 1, 2, 9, 2, 6, 3, 0, 7, 3, 0, 4, 0, 1, 8, 5, 1, 5, 2, 6, 2, 3, 10, 3, 0, 7, 4, 0, 1, 8, 4, 1, 5, 1, 2, 9, 6, 2, 6, 3, 0 (list; graph; listen)
OFFSET

1,4

COMMENT

a(n) = A007814(A003593(n));

a(n) = A112759(n) - A112761(n) - A112762(n).

CROSSREFS

Cf. A022328.

Sequence in context: A141097 A096335 A129503 this_sequence A096087 A128138 A029324

Adjacent sequences: A112757 A112758 A112759 this_sequence A112761 A112762 A112763

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), Sep 18 2005

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.


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