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A197218 as a simple table

na(n)
01
11
22
32
46
510
66
728
846
936
1080
11198
12132
13520
14560
15600
162206
173570
181908
199348
2012960
2111760
2225704
2363480
2450692
25150000
26180960
27208008
28609084
291130304
30604800
313010348
324865280
333920400
348374344
3517836000
3613685760
3754018520
3858269200
3969600960

[1,1,2,2,6,10,6,28,46,36,80,198,132,520,560,600,
 2206,3570,1908,9348,12960,11760,25704,63480,50692,
 150000,180960,208008,609084,1130304,604800,
 3010348,4865280,3920400,8374344,17836000,13685760,
 54018520,58269200,69600960]