A303530 - OEIS

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A303530 as a simple table

n	a(n)
1	64
2	86
3	687
4	4112
5	56046
6	965150
7	15768709
8	258412452
9	4730074082
10	89182240009
11	1607792486756
12	28651954738510
13	525363767853510
14	9705710828046354
15	176560700611952149
16	3198325214799036047
17	58453456076912623357

[64,86,687,4112,56046,965150,15768709,258412452, 4730074082,89182240009,1607792486756, 28651954738510,525363767853510,9705710828046354, 176560700611952149,3198325214799036047, 58453456076912623357]