A204523 - OEIS

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A204523 as a simple table

n	a(n)
1	99975
2	6099132
3	410928067
4	21954021414
5	1313498195386
6	82886770772555
7	4890159721211038
8	294294300117964072
9	18042431883156922320
10	1087890222088303122556
11	65748461084953303391874

[99975,6099132,410928067,21954021414, 1313498195386,82886770772555,4890159721211038, 294294300117964072,18042431883156922320, 1087890222088303122556,65748461084953303391874]