A110394 - OEIS

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A110394 as a simple table

n	a(n)
1	1
2	16
3	249
4	3000
5	34995
6	390024
7	4269825
8	45841392
9	487427463
10	5125725360
11	53617021029
12	556595747640
13	5764255280667
14	59300426070648
15	610493608940265
16	6232102256955744
17	64054261631752335
18	647023290628457952

[1,16,249,3000,34995,390024,4269825,45841392, 487427463,5125725360,53617021029,556595747640, 5764255280667,59300426070648,610493608940265, 6232102256955744,64054261631752335, 647023290628457952]