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A221365 as a simple table

na(n)
01
13
21
321
41
5108
61
7525
81
92523
101
1112096
121
1357963
141
15277725
161
171330668
181
196375621
201
2130547443
221
23146361600
241
25701260563
261
273359941221
281
2916098445548
301
3177132286525
321
33369562987083
341
351770682648896
361

[1,3,1,21,1,108,1,525,1,2523,1,12096,1,57963,1,
 277725,1,1330668,1,6375621,1,30547443,1,146361600,
 1,701260563,1,3359941221,1,16098445548,1,
 77132286525,1,369562987083,1,1770682648896,1]