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A280578 as a simple table

na(n)
11
22
33
44
55
66
78
89
910
1015
1116
1221
1322
1423
1530
1632
1733
1836
1945
2046
2164
22128
23255
24256
25413
26498
27512
28513
29514
30553
31554
32580
33612
34744
35765
36766
371024
381073
391125
401162
411250
421540
431544
442048
452241
462413
472457
482458
492522
502524
512596
522754
532889
543348
553352
563474
574096

[1,2,3,4,5,6,8,9,10,15,16,21,22,23,30,32,33,36,45,
 46,64,128,255,256,413,498,512,513,514,553,554,580,
 612,744,765,766,1024,1073,1125,1162,1250,1540,
 1544,2048,2241,2413,2457,2458,2522,2524,2596,2754,
 2889,3348,3352,3474,4096]