A218502 10th iteration of the hyperbinomial transform on the sequence of 1's.
1, 11, 141, 2081, 34961, 661601, 13970521, 326429401, 8377176001, 234573153281, 7125155956601, 233554674134441, 8223284332647361, 309711995280132001, 12430859603012736601, 529915231307371964201, 23918971999180778999681, 1139982481554110359552001
Offset: 0
Keywords
Links
- Alois P. Heinz, Table of n, a(n) for n = 0..150
Crossrefs
Column k=10 of A144303.
Programs
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Maple
a:= n-> add(10*(n-j+10)^(n-j-1)*binomial(n,j), j=0..n): seq (a(n), n=0..20);
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Mathematica
Table[Sum[10*(n-j+10)^(n-j-1)*Binomial[n,j],{j,0,n}],{n,0,20}] (* Vaclav Kotesovec, Oct 18 2013 *)
Formula
E.g.f.: exp(x) * (-LambertW(-x)/x)^10.
a(n) = Sum_{j=0..n} 10 * (n-j+10)^(n-j-1) * C(n,j).
Hyperbinomial transform of A218501.
a(n) ~ 10*exp(10+exp(-1))*n^(n-1). - Vaclav Kotesovec, Oct 18 2013
Comments