A295441 - cp's OEIS frontend

A295441 a(n) = (9n)!n!/((5n)!(3n)!(2*n)!).

n	a(n)
0	1
1	252
2	204204
3	191222460
4	190004674860
5	195022529167752
6	204320742803699340
7	217111359982448115765
8	233102038867603938770220
9	252255185100017685406870560
10	274687728872310943504451521704
11	300625891932698784845526074953032
12	330384570746416514397560106035996940

[1, 252, 204204, 191222460, 190004674860, 195022529167752, 204320742803699340, 217111359982448115765, 233102038867603938770220, 252255185100017685406870560, 274687728872310943504451521704, 300625891932698784845526074953032, 330384570746416514397560106035996940]

cp's OEIS Frontend

A295441 a(n) = (9n)!n!/((5n)!(3n)!(2*n)!).

Table of values

List of values

cp's OEIS Frontend

A295441 a(n) = (9*n)!*n!/((5*n)!*(3*n)!*(2*n)!).

Table of values

List of values

A295441 a(n) = (9n)!n!/((5n)!(3n)!(2*n)!).