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A188287 Convolution of A000085 with itself. 0
1, 2, 5, 12, 32, 88, 260, 800, 2604, 8824, 31340, 115568, 443760, 1763456, 7260256, 30835712, 135124496, 609027360, 2822461648, 13417923008 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

a(n) is also the moment of order n for the measure of density: x*exp(-(x-1)^2)*erfi((x-1)/sqrt(2)) over the interval -infinity..infinity, with erfi the Imaginary Error Function.

LINKS

Table of n, a(n) for n=0..19.

FORMULA

a(n)=sum(binomial(n+1,2*k+1)*A034430(k),k=0..floor(n/2))

CROSSREFS

Sequence in context: A173611 A292211 A293348 * A148281 A148282 A148283

Adjacent sequences:  A188284 A188285 A188286 * A188288 A188289 A188290

KEYWORD

nonn

AUTHOR

Groux Roland, Mar 26 2011

STATUS

approved

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Last modified February 15 16:47 EST 2019. Contains 320136 sequences. (Running on oeis4.)