A156065 - OEIS

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A156065

Diagonal sums of inverse of Riordan array (1/(1-x^4),x/(1-x^4)).

1, 1, 0, -1, 2, 6, -11, -35, 73, 232, -516, -1646, 3825, 12239, -29344, -94137, 231050, 742825, -1856679, -5980056, 15166101, 48922556, -125557710, -405553786, 1051197507, 3399234751 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,5`
	COMMENTS	`When aerated gives the diagonal sums of A156064.`
	LINKS	`Table of n, a(n) for n=0..25.`
	CROSSREFS	`Sequence in context: A243794 A318199 A242791 * A302749 A130274 A352662` `Adjacent sequences: A156062 A156063 A156064 * A156066 A156067 A156068`
	KEYWORD	`sign`
	AUTHOR	`Paul Barry, Oct 20 2009`
	STATUS	`approved`

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Last modified March 29 01:21 EDT 2023. Contains 361596 sequences. (Running on oeis4.)