id:A066882 - OEIS Search Results

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Number of partitions of n into prime divisors of n.

+0
5

0, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 3, 1, 2, 2, 1, 1, 4, 1, 3, 2, 2, 1, 5, 1, 2, 1, 3, 1, 21, 1, 1, 2, 2, 2, 7, 1, 2, 2, 5, 1, 28, 1, 3, 4, 2, 1, 9, 1, 6, 2, 3, 1, 10, 2, 5, 2, 2, 1, 71, 1, 2, 4, 1, 2, 42, 1, 3, 2, 43, 1, 13, 1, 2, 6, 3, 2, 49, 1, 9, 1, 2, 1, 97, 2, 2, 2, 5, 1, 151, 2, 3, 2, 2, 2, 17, 1, 8 (list; graph; listen)

	OFFSET	`1,6`
	FORMULA	`Coefficient of x^n in expansion of 1/Product_{d is prime divisor of n} (1-x^d). - Vladeta Jovovic (vladeta(AT)eunet.rs), Apr 11 2004`
	CROSSREFS	`Cf. A018818, A014652.` `Sequence in context: A140747 A081707 A008480 this_sequence A068347 A025865 A085091` `Adjacent sequences: A066879 A066880 A066881 this_sequence A066883 A066884 A066885`
	KEYWORD	`easy,nonn`
	AUTHOR	`Naohiro Nomoto (n_nomoto(AT)yabumi.com), Jan 26 2002`
	EXTENSIONS	`More terms from Sascha Kurz (sascha.kurz(AT)uni-bayreuth.de), Mar 23 2002` `Corrected by Vladeta Jovovic (vladeta(AT)eunet.rs), Apr 11 2004`

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Last modified December 20 00:58 EST 2009. Contains 171054 sequences.

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