A085387 - OEIS

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A085387

Expansion of exp(x)cosh(x+x^2/2).

1, 1, 2, 7, 23, 71, 242, 925, 3649, 14593, 61082, 269039, 1220375, 5658823, 27047386, 133453429, 674644673, 3482517185, 18399534386, 99518837527, 549283557463, 3088289136391, 17697783668930, 103351677649037, 614068613826689 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	COMMENTS	`Binomial transform of A085386. A085387 is the mean of A005425 and the sequence with e.g.f. exp(-x^2/2).`
	FORMULA	`E.g..: exp(x)cosh(x+x^2/2).`
	CROSSREFS	`Cf. A001147.` `Sequence in context: A129669 A037568 A076656 * A147970 A027139 A192906` `Adjacent sequences: A085384 A085385 A085386 * A085388 A085389 A085390`
	KEYWORD	`easy,nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Jun 27 2003`

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Last modified February 14 23:53 EST 2012. Contains 205689 sequences.