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A009963 as a simple table

na(n)
01
11
21
31
42
51
61
76
86
91
101
1124
1272
1324
141
151
16120
171440
181440
19120
201
211
22720
2343200
24172800
2543200
26720
271
281
295040
301814400
3136288000
3236288000
331814400
345040
351
361
3740320
38101606400
3912192768000
4060963840000
4112192768000
42101606400
4340320
441

[1,1,1,1,2,1,1,6,6,1,1,24,72,24,1,1,120,1440,1440,
 120,1,1,720,43200,172800,43200,720,1,1,5040,
 1814400,36288000,36288000,1814400,5040,1,1,40320,
 101606400,12192768000,60963840000,12192768000,
 101606400,40320,1]