login

A097905 as a simple table

na(n)
11
22
31
46
53
62
724
83
98
103
11120
1215
1340
1415
1524
16720
1745
1880
1945
20144
215
225040
23315
24560
25315
261008
2735
28720
2940320
30315
314480
32315
338064
3435
355760
36315
37362880
382835
394480
402835
4172576
4235
4351840
442835
454480
463628800
4714175
4844800
4914175
50145152
51175

[1,2,1,6,3,2,24,3,8,3,120,15,40,15,24,720,45,80,
 45,144,5,5040,315,560,315,1008,35,720,40320,315,
 4480,315,8064,35,5760,315,362880,2835,4480,2835,
 72576,35,51840,2835,4480,3628800,14175,44800,
 14175,145152,175]