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A056503 as a simple table

na(n)
11
22
32
44
54
67
78
814
916
1026
1132
1251
1364
14100
15128
16198
17256
18392
19512
20778
211024
221552
232048
243091
254096
266176
278192
2812324
2916384
3024640
3132768
3249222
3365536
3498432
35131072
36196744
37262144
38393472
39524288
40786698
411048576
421573376
432097152
443146256
454194304

[1,2,2,4,4,7,8,14,16,26,32,51,64,100,128,198,256,
 392,512,778,1024,1552,2048,3091,4096,6176,8192,
 12324,16384,24640,32768,49222,65536,98432,131072,
 196744,262144,393472,524288,786698,1048576,
 1573376,2097152,3146256,4194304]