id:A056147 - OEIS Search Results

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a(1) = 1, a(m+1) = sum_{k=1 to m}[LCM(m, a(k))].

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1, 1, 4, 18, 48, 360, 450, 6174, 27000, 34200, 93250, 1776566, 11293824, 172014648, 1296688778, 20393895570, 173895132784, 3328106382492, 11622794050422, 287786755919610, 709366149217940, 17019652496034468, 198351459813601270 (list; graph; listen)

	OFFSET	`1,3`
	EXAMPLE	`a(5) = LCM(4,1) + LCM(4,1) + LCM(4,4) + LCM(4,18) = 4 + 4 + 4 + 36 = 48.`
	CROSSREFS	`Adjacent sequences: A056144 A056145 A056146 this_sequence A056148 A056149 A056150` `Sequence in context: A052642 A102928 A081528 this_sequence A120656 A092349 A027659`
	KEYWORD	`easy,nonn`
	AUTHOR	`Leroy Quet (qq-quet(AT)mindspring.com), Aug 04 2000`

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.

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