id:A056225 - OEIS Search Results

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Hankel transform of number of divisors sequence (A000005).

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1, -2, 3, 3, -7, -3, 16, 3, -27, -27, 51, -131, -198, 153, 680, 87, -144, 1728, 837, -612, -1209, 8323, 7692, -18603, 19731 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`See A001906 for definition of Hankel transform.` `Sequence in context: A140182 A082910 A023646 this_sequence A105437 A088100 A097359` `Adjacent sequences: A056222 A056223 A056224 this_sequence A056226 A056227 A056228`
	KEYWORD	`sign,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Aug 06 2000`
	EXTENSIONS	`More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 05 2003`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.