id:A056229 - OEIS Search Results

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Hankel transform of Euler totient function (A000010).

+0
2

1, 1, 0, -4, 64, -240, -2656, 15360, -88064, -1714176, -28506112, 59061248, 1975595008, -107448238080, 858018086912, 12209125720064, 61138306793472, -297002777247744, -7586668200067072, 309144292445913088 (list; graph; listen)

	OFFSET	`1,4`
	CROSSREFS	`See A001906 for definition of Hankel transform.` `Sequence in context: A111444 A090561 A016934 this_sequence A062271 A056982 A110258` `Adjacent sequences: A056226 A056227 A056228 this_sequence A056230 A056231 A056232`
	KEYWORD	`sign`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Aug 06 2000`

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.

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