A144135 GegenbauerC[n,2,8].

1, 32, 766, 16288, 324611, 6209728, 115482108, 2103688896, 37722047493, 668043002336, 11712290384122, 203643199520096, 3516151119566855, 60351015599244160, 1030570380421823480, 17520003341519977344

Offset

1,2

Links

Table of n, a(n) for n=1..16.

Wikipedia, Gegenbauer Polynomials

Formula

Conjecture: a(n) = 32*a(n-1)-258*a(n-2)+32*a(n-3)-a(n-4). - Colin Barker, Oct 27 2014

Empirical g.f.: x / (x^2-16*x+1)^2. - Colin Barker, Oct 27 2014

Mathematica

lst={}; Do[AppendTo[lst, GegenbauerC[n, 2, 8]], {n, 0, 5^2}]; lst

Crossrefs

Sequence in context: A207996 A284227 A297371 * A283695 A283127 A295713

Adjacent sequences: A144132 A144133 A144134 * A144136 A144137 A144138

Keyword

nonn

Author

Vladimir Joseph Stephan Orlovsky, Sep 11 2008

Status

approved