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A291121
Number of parking functions of length 2n whose maximum element is n.
2
1, 1, 14, 596, 51570, 7499467, 1643722873, 505862470010, 207976214329922, 110082566480231855, 72903763226014970781, 59052859112474311283157, 57431375668375876890521461, 66037761629358556242334308571, 88619376126543463987900902115279
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OFFSET
0,3
LINKS
Alois P. Heinz,
Table of n, a(n) for n = 0..214
FORMULA
a(n) =
A260693
(2n,n).
CROSSREFS
Cf.
A260693
.
Sequence in context:
A382853
A041845
A205327
*
A279294
A282053
A209678
Adjacent sequences:
A291118
A291119
A291120
*
A291122
A291123
A291124
KEYWORD
nonn
AUTHOR
Alois P. Heinz
, Aug 17 2017
STATUS
approved
