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A187920 as a simple table

na(n)
11
22
31
414
54
61
7134
832
96
101
111482
12324
1354
148
151
1617818
173696
18578
1980
2010
211
22226214
2345316
246810
25904
26110
2712
281
292984206
30583152
3185278
3211008
331310
34144
3514
361
3740503890
387769348
391113854
40140936
4116490
421804
43182
4416
451
46561957362
47106250144
4815004746
491870352
50216002
5123472
522394
53224
5418
551

[1,2,1,14,4,1,134,32,6,1,1482,324,54,8,1,17818,
 3696,578,80,10,1,226214,45316,6810,904,110,12,1,
 2984206,583152,85278,11008,1310,144,14,1,40503890,
 7769348,1113854,140936,16490,1804,182,16,1,
 561957362,106250144,15004746,1870352,216002,23472,
 2394,224,18,1]