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A154120 as a simple table

na(n)
01
11
21
32
44
52
66
724
818
96
1024
11192
12216
1396
1424
15120
161920
173240
181920
19600
20120
21720
2223040
2358320
2446080
2518000
264320
27720
285040
29322560
301224720
311290240
32630000
33181440
3435280
355040
3640320
375160960
3829393280
3941287680
4025200000
418709120
421975680

[1,1,1,2,4,2,6,24,18,6,24,192,216,96,24,120,1920,
 3240,1920,600,120,720,23040,58320,46080,18000,
 4320,720,5040,322560,1224720,1290240,630000,
 181440,35280,5040,40320,5160960,29393280,41287680,
 25200000,8709120,1975680]