A273628 - cp's OEIS frontend

A273628 a(n) = (7n)!/((5n)!*n!^2).

n	a(n)
0	1
1	42
2	6006
3	1085280
4	217567350
5	46262007792
6	10217700004512
7	2317454130543552
8	536022010184210550
9	125863265857621191900
10	29909151834298018538256
11	7176685161839833601969280
12	1735941935586019529116213920
13	422752608090008019258722317800

[1, 42, 6006, 1085280, 217567350, 46262007792, 10217700004512, 2317454130543552, 536022010184210550, 125863265857621191900, 29909151834298018538256, 7176685161839833601969280, 1735941935586019529116213920, 422752608090008019258722317800]

cp's OEIS Frontend

A273628 a(n) = (7n)!/((5n)!*n!^2).

Table of values

List of values

cp's OEIS Frontend

A273628 a(n) = (7*n)!/((5*n)!*n!^2).

Table of values

List of values

A273628 a(n) = (7n)!/((5n)!*n!^2).