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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
OFFSET
0,2
COMMENTS
Row sums of triangle A110327.
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: A136221 A366180 A153305 * A217061 A054201 A090355
KEYWORD
easy,nonn
AUTHOR
Paul Barry, Jul 20 2005
STATUS
approved