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A081196 a(n) = (n+4)^n*C(n+2,2). 1

%I

%S 1,15,216,3430,61440,1240029,28000000,701538156,19349176320,

%T 583247465515,19090807228416,674680957031250,25614222880669696,

%U 1039980693455123385,44977604109849722880,2064633276062972568664

%N a(n) = (n+4)^n*C(n+2,2).

%C Diagonal of A081130.

%H Vincenzo Librandi, <a href="/A081196/b081196.txt">Table of n, a(n) for n = 0..200</a>

%F a(n) = (n+4)^n*C(n+2,2).

%t Table[(n + 4)^n Binomial[n + 2, 2], {n, 0, 30}] (* _Vincenzo Librandi_, Aug 07 2013 *)

%o (MAGMA) [(n+4)^n*Binomial(n+2,2): n in [0..20]]; // _Vincenzo Librandi_, Aug 07 2013

%K nonn,easy

%O 0,2

%A _Paul Barry_, Mar 11 2003

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Last modified September 19 07:24 EDT 2020. Contains 337178 sequences. (Running on oeis4.)