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A247497 as a simple table

na(n)
01
11
21
32
43
52
64
710
812
96
109
1133
1262
1360
1424
1521
16111
17300
18450
19360
20120
2151
22378
231412
243000
253720
262520
27720
28127
291303
306552
3118816
3232760
3334440
3420160
355040
36323
374539
3830186
39113820
40264264
41388080
42352800
43181440
4440320

[1,1,1,2,3,2,4,10,12,6,9,33,62,60,24,21,111,300,
 450,360,120,51,378,1412,3000,3720,2520,720,127,
 1303,6552,18816,32760,34440,20160,5040,323,4539,
 30186,113820,264264,388080,352800,181440,40320]