id:A048767 - OEIS Search Results

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If n = Product (p_j^k_j) then a(n) = Product ([ k_j ]th prime^pi[ p_j ]) where pi(p_j) is A000720.

+0
3

2, 4, 3, 8, 8, 16, 5, 9, 16, 32, 12, 64, 32, 32, 7, 128, 18, 256, 24, 64, 64, 512, 20, 27, 128, 25, 48, 1024, 64, 2048, 11, 128, 256, 128, 27, 4096, 512, 256, 40, 8192, 128, 16384, 96, 72, 1024, 32768, 28, 81, 54 (list; graph; listen)

	OFFSET	`2,1`
	EXAMPLE	`E.g. n=6=(2^1)(3^1), a(6)=([ first prime ]^pi[ 2 ])([ first prime ]^pi[ 3 ])=(2^1)*(2^2)=8.`
	CROSSREFS	`Cf. A008477, A048768, A048769.` `Sequence in context: A166133 A111699 A067179 this_sequence A163511 A129593 A026166` `Adjacent sequences: A048764 A048765 A048766 this_sequence A048768 A048769 A048770`
	KEYWORD	`easy,nonn`
	AUTHOR	`Naohiro Nomoto (6284968128(AT)geocities.co.jp)`

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

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