login

A226874 as a simple table

na(n)
01
10
21
30
41
52
60
71
83
96
100
111
1210
1312
1424
150
161
1715
1850
1960
20120
210
221
2341
24180
25300
26360
27720
280
291
3063
31497
321260
332100
342520
355040
360
371
38162
391484
406496
4110080
4216800
4320160
4440320
450
461
47255
485154
4920916
5058464
5190720
52151200
53181440
54362880

[1,0,1,0,1,2,0,1,3,6,0,1,10,12,24,0,1,15,50,60,
 120,0,1,41,180,300,360,720,0,1,63,497,1260,2100,
 2520,5040,0,1,162,1484,6496,10080,16800,20160,
 40320,0,1,255,5154,20916,58464,90720,151200,
 181440,362880]