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A001193 as a simple table

na(n)
01
12
29
360
4525
55670
672765
71081080
818243225
9344594250
107202019825
11164991726900
124111043861925
13110681950128750
143201870700153125
1599044533658070000
163262279327362680625
17113987877673731311250
184211218814057295665625
19164015890652757831187500

[1,2,9,60,525,5670,72765,1081080,18243225,
 344594250,7202019825,164991726900,4111043861925,
 110681950128750,3201870700153125,
 99044533658070000,3262279327362680625,
 113987877673731311250,4211218814057295665625,
 164015890652757831187500]