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A027853 Functions on n points with a single labeled point. 1
0, 1, 4, 15, 52, 175, 571, 1838, 5834, 18363, 57372, 178271, 551344, 1698782, 5217266, 15979465, 48825416, 148877730, 453124341, 1376890744, 4177819301, 12659943750, 38317731349, 115851225052, 349924919167 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..24.

FORMULA

Convolution of A038002 with A001372.

CROSSREFS

Sequence in context: A117202 A291011 A137213 * A132894 A117917 A192431

Adjacent sequences:  A027850 A027851 A027852 * A027854 A027855 A027856

KEYWORD

nonn

AUTHOR

Christian G. Bower

STATUS

approved

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Last modified March 25 16:26 EDT 2019. Contains 321470 sequences. (Running on oeis4.)