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A256223 as a simple table

na(n)
01
12
22
32
42
52
621
721
821
921
1034
1134
12144
13144
14144
15144
16144
17144
18144
19144
20144
21144
22987
23987
24987
25987
26987
27987
28987
29987
30987
31987
3246368
3346368
3446368
3546368
3646368
3746368
3846368
3946368
4046368
41832040
42832040
43832040
44832040
45832040
46832040
47832040

[1,2,2,2,2,2,21,21,21,21,34,34,144,144,144,144,
 144,144,144,144,144,144,987,987,987,987,987,987,
 987,987,987,987,46368,46368,46368,46368,46368,
 46368,46368,46368,46368,832040,832040,832040,
 832040,832040,832040,832040]