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A108267 as a simple table

na(n)
01
11
21
31
47
51
61
731
831
91
101
11121
12381
13121
141
151
16456
173431
183431
19456
201
211
221709
2326769
2460691
2526769
261709
271
281
296427
30193705
31848443
32848443
33193705
346427
351
361
3724301
381343521
3910350421
4019610233
4110350421
421343521
4324301
441

[1,1,1,1,7,1,1,31,31,1,1,121,381,121,1,1,456,3431,
 3431,456,1,1,1709,26769,60691,26769,1709,1,1,6427,
 193705,848443,848443,193705,6427,1,1,24301,
 1343521,10350421,19610233,10350421,1343521,24301,
 1]