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A072480 Shadow transform of factorials A000142. +0
1
0, 1, 0, 0, 0, 0, 3, 0, 4, 3, 5, 0, 8, 0, 7, 10, 10, 0, 12, 0, 15, 14, 11, 0, 20, 15, 13, 18, 21, 0, 25, 0, 24, 22, 17, 28, 30, 0, 19, 26, 35, 0, 35, 0, 33, 39, 23, 0, 42, 35, 40, 34, 39, 0, 45, 44, 49, 38, 29, 0, 55, 0, 31, 56, 56, 52, 55, 0, 51, 46, 63, 0, 66, 0, 37, 65, 57, 66, 65 (list; graph; listen)
OFFSET

0,7

LINKS

N. J. A. Sloane, Transforms

FORMULA

a(n)=n-A002034(n).

CROSSREFS

Adjacent sequences: A072477 A072478 A072479 this_sequence A072481 A072482 A072483

Sequence in context: A108572 A104686 A104514 this_sequence A100939 A099925 A016644

KEYWORD

nonn,easy

AUTHOR

njas and Vladeta Jovovic (vladeta(AT)Eunet.yu), Aug 02 2002

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Last modified October 12 13:44 EDT 2008. Contains 144830 sequences.


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