A090595 - OEIS

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A090595

Fourth column (k=3) of triangle A084938.

1, 3, 9, 31, 126, 606, 3428, 22572, 170856, 1467432, 14123808, 150644448, 1763377344, 22466496960, 309371685120, 4577183527680, 72390548206080, 1218507923427840, 21746087150745600, 410094720409651200 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	COMMENTS	`3-th column (k=2): A003149.`
	FORMULA	`a(n) = Sum_{k=0..n} A003149(k)(n-k)! . G.f.: (Sum_k>=0} k!x^k)^3.`
	CROSSREFS	`Sequence in context: A040027 A182968 A071603 * A027040 A111063 A089475` `Adjacent sequences: A090592 A090593 A090594 * A090596 A090597 A090598`
	KEYWORD	`easy,nonn`
	AUTHOR	`DELEHAM Philippe (kolotoko(AT)wanadoo.fr), Feb 01 2004`

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Last modified February 17 08:21 EST 2012. Contains 205998 sequences.