|
|
A186418
|
|
Binomial(2n,n)^4/(n+1)^2.
|
|
2
|
|
|
1, 4, 144, 10000, 960400, 112021056, 14876193024, 2167749739584, 338710896810000, 55880440123393600, 9629613008027474176, 1719721549507980904704, 316402760115623198128384, 59700436261400947600000000
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,2
|
|
LINKS
|
|
|
FORMULA
|
G.f.: 4F3({1/2,1/2,1/2,1/2},{1,2,2},256x), where 4F3 is a hypergeometric series.
|
|
MATHEMATICA
|
Table[Binomial[2n, n]^4/(n+1)^2, {n, 0, 40}]
|
|
PROG
|
(Maxima) makelist(binomial(2*n, n)^4/(n+1)^2, n, 0, 40);
|
|
CROSSREFS
|
|
|
KEYWORD
|
easy,nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|