id:A156241 - OEIS Search Results

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Triangle read by rows, T(n,k). If k divides n then A008683(n)*A008683(k).

+0
4

1, -1, 1, -1, 0, 1, 0, 0, 0, 1, -1, 0, 0, 0, 1, 1, -1, -1, 0, 0, 1, -1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, -1, 0, 0, -1, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, -1, 0, 0, 0, 0, -1, 0, 0 (list; table; graph; listen)

	OFFSET	`1,1`
	COMMENT	`A008683 is found in the first column. A087003 appears in the second column.` `The definition does not match the values for n=k. Apparently T(n,n) has been set to 1, not mu(n)*mu(n). [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Mar 14 2009]`
	CROSSREFS	`Sequence in context: A055132 A128408 A121802 this_sequence A156254 A010056 A155898` `Adjacent sequences: A156238 A156239 A156240 this_sequence A156242 A156243 A156244`
	KEYWORD	`sign,tabl`
	AUTHOR	`Mats Granvik (mats.granvik(AT)abo.fi), Feb 07 2009`

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

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