A250615 - OEIS

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A250615 as a simple table

n	a(n)
1	2704
2	71610
3	1690656
4	32944614
5	595652178
6	9955305702
7	159191945604
8	2447786874761
9	36658965039940
10	537101491175460
11	7742699987325454
12	110146944374439952
13	1550863271320446778
14	21652702233916294607

[2704,71610,1690656,32944614,595652178,9955305702, 159191945604,2447786874761,36658965039940, 537101491175460,7742699987325454, 110146944374439952,1550863271320446778, 21652702233916294607]