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A110328 Row sums of a number triangle related to the Pell numbers. 1
1, 3, 15, 109, 1053, 12711, 184123, 3111585, 60096249, 1305766603, 31523994471, 837162204693, 24253060182805, 761176868685039, 25727009276451603, 931657420717406281, 35987519689305385713, 1476986487871517622675 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Row sums of triangle A110327.

LINKS

Table of n, a(n) for n=0..17.

FORMULA

E.g.f.: exp(x)/(1-2x-x^2); a(n)=sum{k=0..n, n!*Pell(n-k+1)/k!}; a(n)=sum{k=0..n, binomial(n, k)*k!*Pell(k+1)}.

CROSSREFS

Cf. A000129.

Sequence in context: A090351 A136221 A153305 * A217061 A054201 A090355

Adjacent sequences:  A110325 A110326 A110327 * A110329 A110330 A110331

KEYWORD

easy,nonn

AUTHOR

Paul Barry, Jul 20 2005

STATUS

approved

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Last modified September 22 09:03 EDT 2020. Contains 337289 sequences. (Running on oeis4.)