cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A090294 a(n) = K_3(n) = Sum_{k>=0} A090285(3,k)*2^k*binomial(n,k). a(n) = (4*n^3+30*n^2+56*n+15)/3.

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%I A090294 #12 Dec 22 2013 00:09:11
%S A090294 5,35,93,187,325,515,765,1083,1477,1955,2525,3195,3973,4867,5885,7035,
%T A090294 8325,9763,11357,13115,15045,17155,19453,21947,24645,27555,30685,
%U A090294 34043,37637,41475,45565,49915,54533,59427,64605,70075,75845,81923,88317
%N A090294 a(n) = K_3(n) = Sum_{k>=0} A090285(3,k)*2^k*binomial(n,k). a(n) = (4*n^3+30*n^2+56*n+15)/3.
%C A090294 Values of polynomial K_3 related to A090285.
%F A090294 O.g.f.: 8/(-1+x)^4+5/(-1+x)-2/(-1+x)^2-4/(-1+x)^3 . - _R. J. Mathar_, Feb 26 2008
%p A090294 A090294:=n->(4*n^3+30*n^2+56*n+15)/3; seq(A090294(n), n=0..100); # _Wesley Ivan Hurt_, Dec 19 2013
%t A090294 Table[(4 n^3 + 30 n^2 + 56 n + 15)/3, {n, 0, 100}] (* _Wesley Ivan Hurt_, Dec 19 2013 *)
%Y A090294 Cf. A090285.
%K A090294 easy,nonn
%O A090294 0,1
%A A090294 _Philippe Deléham_, Jan 25 2004