A305641 - OEIS

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A305641 as a simple table

n	a(n)
1	64
2	752
3	2197
4	27110
5	282463
6	3252937
7	42274045
8	591351392
9	8584480725
10	124078351387
11	1818792685910
12	27004462368229
13	398796896918570
14	5911358831555626
15	87903132040052308
16	1303849881016486552

[64,752,2197,27110,282463,3252937,42274045, 591351392,8584480725,124078351387,1818792685910, 27004462368229,398796896918570,5911358831555626, 87903132040052308,1303849881016486552]