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A266183 as a simple table

na(n)
11
21
32
41
52
66
71
82
922
1024
111
122
1388
14384
15120
161
172
18296
197768
2019080
21720
221
232
241372
25226296
264027960
271019328
285040
291
302
316128
327089448
331203241488
342437859280
35106546608
3640320
371
382
3929552
40253282792
41409870443648
428822224268688

[1,1,2,1,2,6,1,2,22,24,1,2,88,384,120,1,2,296,
 7768,19080,720,1,2,1372,226296,4027960,1019328,
 5040,1,2,6128,7089448,1203241488,2437859280,
 106546608,40320,1,2,29552,253282792,409870443648,
 8822224268688]