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A355897 as a simple table

na(n)
17
27
314
414
515
617
729
864
971
1079
11119
12120
13127
14223
15239
16260
17287
18288
19319
20320
21447
22484
23511
24512
25519
26960
27967
28968
29969
301044
311151
321152
331155
341156
351279
361280
371283
381387
391791
401792
411919
421920
431921
442048
452051
462052
472079
483872
493875
503876
513879
523880
534095
544096

[7,7,14,14,15,17,29,64,71,79,119,120,127,223,239,
 260,287,288,319,320,447,484,511,512,519,960,967,
 968,969,1044,1151,1152,1155,1156,1279,1280,1283,
 1387,1791,1792,1919,1920,1921,2048,2051,2052,2079,
 3872,3875,3876,3879,3880,4095,4096]