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A099275 as a simple table

na(n)
00
11
217
3324
46137
5116281
62203200
741744521
8790942697
914986166724
10283946225057
115379992109361
12101935903852800
131931402181093841
1436594705536930177
15693368003020579524
1613137397351854080777

[0,1,17,324,6137,116281,2203200,41744521,
 790942697,14986166724,283946225057,5379992109361,
 101935903852800,1931402181093841,
 36594705536930177,693368003020579524,
 13137397351854080777]