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A137473 as a simple table

na(n)
13
26
37
413
521
673
775
890
991
1097
11106
12115
13157
14201
15208
16238
17291
18300
19315
20358
21385
22405
23420
24460
25505
26523
27540
28651
29658
30798
31810
32825
33927
34942
351000
361105
371125
381135
391186
401197
411278
421315
431365
441378
451380
461410
471417
481476
491480
501483
511557

[3,6,7,13,21,73,75,90,91,97,106,115,157,201,208,
 238,291,300,315,358,385,405,420,460,505,523,540,
 651,658,798,810,825,927,942,1000,1105,1125,1135,
 1186,1197,1278,1315,1365,1378,1380,1410,1417,1476,
 1480,1483,1557]