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A286718 as a simple table

na(n)
01
11
21
34
45
51
628
739
812
91
10280
11418
12159
1322
141
153640
165714
172485
18445
1935
201
2158240
2295064
2345474
249605
251005
2651
271
281106560
291864456
30959070
31227969
3228700
331974
3470
351
3624344320
3742124592
3822963996
395974388
40859369
4172128
423514
4392
441
45608608000
461077459120
47616224492
48172323696
4927458613
502662569
51159978
525814
53117
541
5517041024000
5630777463360
5718331744896
585441287980
59941164860
60102010545
617141953
62322770
639090
64145
651

[1,1,1,4,5,1,28,39,12,1,280,418,159,22,1,3640,
 5714,2485,445,35,1,58240,95064,45474,9605,1005,51,
 1,1106560,1864456,959070,227969,28700,1974,70,1,
 24344320,42124592,22963996,5974388,859369,72128,
 3514,92,1,608608000,1077459120,616224492,
 172323696,27458613,2662569,159978,5814,117,1,
 17041024000,30777463360,18331744896,5441287980,
 941164860,102010545,7141953,322770,9090,145,1]