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A087727 as a simple table

na(n)
01
11
25
31
414
542
61
728
8210
9462
101
1148
12660
133432
146006
151
1675
171650
1815015
1960060
2087516
211
22110
233575
2450050
25340340
261108536
271385670
281
29154
307007
31140140
321429428
337759752
3421339318
3523371634
361
37208
3812740
39346528
404938024
4139504192
42178474296
43424938800
44414315330

[1,1,5,1,14,42,1,28,210,462,1,48,660,3432,6006,1,
 75,1650,15015,60060,87516,1,110,3575,50050,340340,
 1108536,1385670,1,154,7007,140140,1429428,7759752,
 21339318,23371634,1,208,12740,346528,4938024,
 39504192,178474296,424938800,414315330]