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A088740 Greatest semiprime divisor of n-th composite number. +0
2
4, 6, 4, 9, 10, 6, 14, 15, 4, 9, 10, 21, 22, 6, 25, 26, 9, 14, 15, 4, 33, 34, 35, 9, 38, 39, 10, 21, 22, 15, 46, 6, 49, 25, 51, 26, 9, 55, 14, 57, 58, 15, 62, 21, 4, 65, 33, 34, 69, 35, 9, 74, 25, 38, 77, 39, 10, 9, 82, 21, 85, 86, 87, 22, 15, 91, 46, 93, 94, 95, 6, 49, 33, 25 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Cf. A088739, A002808, A001358.

Sequence in context: A010300 A113209 A088739 this_sequence A088738 A114595 A143545

Adjacent sequences: A088737 A088738 A088739 this_sequence A088741 A088742 A088743

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Oct 12 2003

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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