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A245405 as a simple table

na(n)
01
11
21
31
40
52
61
71
82
96
101
111
122
133
1424
151
161
174
189
1940
20120
211
221
234
2424
2576
26205
27720
281
291
304
3127
32208
33825
342556
355040
361
371
384
3927
40252
412325
4210206
4324409
4440320
451
461
474
4827
49256
503025
5131956
52143521
53347712
54362880
551
561
574
5827
59256
603120
6144406
62520723
632313200
644794633
653628800

[1,1,1,1,0,2,1,1,2,6,1,1,2,3,24,1,1,4,9,40,120,1,
 1,4,24,76,205,720,1,1,4,27,208,825,2556,5040,1,1,
 4,27,252,2325,10206,24409,40320,1,1,4,27,256,3025,
 31956,143521,347712,362880,1,1,4,27,256,3120,
 44406,520723,2313200,4794633,3628800]