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A237996 as a simple table

na(n)
01
10
21
30
40
51
60
72
80
91
100
110
1211
130
141
150
1624
170
1835
190
201
210
220
23274
240
2585
260
271
280
29720
300
311624
320
33175
340
351
360
370
3813068
390
406769
410
42322
430
441
450
4640320
470
48118124
490
5022449
510
52546
530
541
550
560
571026576
580
59723680
600
6163273
620
63870
640
651

[1,0,1,0,0,1,0,2,0,1,0,0,11,0,1,0,24,0,35,0,1,0,0,
 274,0,85,0,1,0,720,0,1624,0,175,0,1,0,0,13068,0,
 6769,0,322,0,1,0,40320,0,118124,0,22449,0,546,0,1,
 0,0,1026576,0,723680,0,63273,0,870,0,1]