A036770 - cp's OEIS frontend

A036770 Number of labeled rooted trees with a degree constraint: (2n)!/(2^n) C(2*n+1, n).

n	a(n)
0	1
1	3
2	60
3	3150
4	317520
5	52390800
6	12843230400
7	4382752374000
8	1986847742880000
9	1155153277710432000
10	838011196011749760000
11	742058914068404412480000
12	787724078011075453248000000
13	987468397792455300321600000000
14	1443283810213452666950050560000000

[1, 3, 60, 3150, 317520, 52390800, 12843230400, 4382752374000, 1986847742880000, 1155153277710432000, 838011196011749760000, 742058914068404412480000, 787724078011075453248000000, 987468397792455300321600000000, 1443283810213452666950050560000000]

cp's OEIS Frontend

A036770 Number of labeled rooted trees with a degree constraint: (2n)!/(2^n) C(2*n+1, n).

Table of values

List of values

cp's OEIS Frontend

A036770 Number of labeled rooted trees with a degree constraint: (2*n)!/(2^n) * C(2*n+1, n).

Table of values

List of values

A036770 Number of labeled rooted trees with a degree constraint: (2n)!/(2^n) C(2*n+1, n).