A163086 - OEIS

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A163086

Product of first n terms of A163085.

1, 1, 2, 24, 1728, 3732480, 161243136000, 975198486528000000, 412860031256494080000000000, 110116706384632080236544000000000000000, 7401233839469056679744633202278400000000000000000000 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,3`
	LINKS	`Table of n, a(n) for n=0..10.`
	FORMULA	`a(n) = product_{i=0..n} A056040(i+1)^(n-i). - Peter Luschny, Sep 18 2012`
	MAPLE	`a := proc(n) local i; mul(A163085(i), i=0..n) end;`
	PROG	`(Sage)` `def A163086(n):` `swing = lambda n: factorial(n)/factorial(n//2)^2` `return mul(swing(i+1)^(n-i) for i in (0..n))` `[A163086(i) for i in (0..10)] # Peter Luschny, Sep 18 2012`
	CROSSREFS	`Cf. A056040, A163085, A055462, A000178.` `Sequence in context: A181231 A111427 A081955 * A053995 A184595 A007079` `Adjacent sequences: A163083 A163084 A163085 * A163087 A163088 A163089`
	KEYWORD	`nonn`
	AUTHOR	`Peter Luschny, Jul 21 2009`
	STATUS	`approved`

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Last modified June 18 03:02 EDT 2013. Contains 226328 sequences.