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A238743 as a simple table

na(n)
01
11
21
31
47
51
61
726
826
91
101
1156
12208
1356
141
151
16124
17992
18992
19124
201
211
22182
233224
246944
253224
26182
271
281
29342
308892
3142408
3242408
338892
34342
351
361
37448
3821888
39153216
40339264
41153216
4221888
43448
441
451
46702
4744928
48590976
491920672
501920672
51590976
5244928

[1,1,1,1,7,1,1,26,26,1,1,56,208,56,1,1,124,992,
 992,124,1,1,182,3224,6944,3224,182,1,1,342,8892,
 42408,42408,8892,342,1,1,448,21888,153216,339264,
 153216,21888,448,1,1,702,44928,590976,1920672,
 1920672,590976,44928]