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A119970
Binomial transform of A119969.
1
1, 1, 2, 5, 11, 21, 37, 67, 140, 341, 881, 2223, 5292, 11805, 24767, 49203, 93312, 170801, 307550, 564341, 1114531, 2493085, 6336892, 17433725, 49041291, 135933981, 364835251, 942294187, 2340123130, 5595955421, 12914346267
OFFSET
0,3
COMMENTS
Partial sums of A119971.
Appears to obey a 5-term hypergeometric recurrence with 4-degree polynomials. - R. J. Mathar, Nov 05 2012
FORMULA
G.f.: sum{k>=0, (x^2/(1-x)^3)^(2^k-1)}/(1-x); a(n)=sum{k=0..n, C(n,k)*A119969(k)}.
CROSSREFS
Sequence in context: A365252 A003522 A112805 * A326509 A082775 A023548
KEYWORD
easy,nonn
AUTHOR
Paul Barry, Jun 01 2006
STATUS
approved