login

A111184 as a simple table

na(n)
01
10
21
30
42
51
60
76
86
91
100
1124
1234
1312
141
150
16120
17210
18110
1920
201
210
22720
231452
24974
25270
2630
271
280
295040
3011256
318946
323248
33560
3442
351
360
3740320
3897296
3987504
4038338
418792
421036
4356
441

[1,0,1,0,2,1,0,6,6,1,0,24,34,12,1,0,120,210,110,
 20,1,0,720,1452,974,270,30,1,0,5040,11256,8946,
 3248,560,42,1,0,40320,97296,87504,38338,8792,1036,
 56,1]