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A247463 as a simple table

na(n)
18
211
313
422
529
649
756
861
9103
10142
11149
12257
13319
14365
15680
16736
17737
18749
19947
20974
211040
224277
234678
249961
2510652
2615545
2718064
2831325
2934918
3041032

[8,11,13,22,29,49,56,61,103,142,149,257,319,365,
 680,736,737,749,947,974,1040,4277,4678,9961,10652,
 15545,18064,31325,34918,41032]