A382947 - cp's OEIS frontend

A382947 a(n) = [(x*y)^n] Product_{k>=1} 1 / (1 - x^k - y^k)^k.

n	a(n)
0	1
1	2
2	16
3	78
4	426
5	1940
6	9300
7	40530
8	177940
9	749788
10	3137352
11	12865488
12	52425432
13	211336062
14	848099898
15	3385259588
16	13475690578
17	53504526568
18	212146065506
19	840218845230
20	3325872415258
21	13159945010474
22	52064974607244
23	205979887425498
24	814961759722486

[1, 2, 16, 78, 426, 1940, 9300, 40530, 177940, 749788, 3137352, 12865488, 52425432, 211336062, 848099898, 3385259588, 13475690578, 53504526568, 212146065506, 840218845230, 3325872415258, 13159945010474, 52064974607244, 205979887425498, 814961759722486]

cp's OEIS Frontend

A382947 a(n) = [(x*y)^n] Product_{k>=1} 1 / (1 - x^k - y^k)^k.

Table of values

List of values