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A281541 as a simple table

na(n)
11
22
33
45
57
69
711
815
919
1023
1127
1234
1341
1447
1553
1664
1775
1886
1996
20113
21129
22145
23159
24182
25206
26229
27252
28284
29318
30349
31380
32423
33468
34513
35555
36616
37676
38736
39791
40869
41949
421026
431103
441202
451310
461408
471506
481631
491766
501896
512020
522185
532354
542525
552680
562882
573094
583305
593506
603751
614023
624281
634537

[1,2,3,5,7,9,11,15,19,23,27,34,41,47,53,64,75,86,
 96,113,129,145,159,182,206,229,252,284,318,349,
 380,423,468,513,555,616,676,736,791,869,949,1026,
 1103,1202,1310,1408,1506,1631,1766,1896,2020,2185,
 2354,2525,2680,2882,3094,3305,3506,3751,4023,4281,
 4537]