A090763 - cp's OEIS frontend

A090763 a(n) = (3n+3)!/(3n!(2n+2)!).

n	a(n)
0	1
1	10
2	84
3	660
4	5005
5	37128
6	271320
7	1961256
8	14060475
9	100150050
10	709634640
11	5006710800
12	35197176924
13	246681069040
14	1724337127920
15	12025860872784
16	83702724824775
17	581558091471630
18	4034231805704100
19	27945630038703300

[1, 10, 84, 660, 5005, 37128, 271320, 1961256, 14060475, 100150050, 709634640, 5006710800, 35197176924, 246681069040, 1724337127920, 12025860872784, 83702724824775, 581558091471630, 4034231805704100, 27945630038703300]

cp's OEIS Frontend

A090763 a(n) = (3n+3)!/(3n!(2n+2)!).

Table of values

List of values

cp's OEIS Frontend

A090763 a(n) = (3*n+3)!/(3*n!*(2*n+2)!).

Table of values

List of values

A090763 a(n) = (3n+3)!/(3n!(2n+2)!).