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A049881 as a simple table

na(n)
31
44
510
616
723
830
938
1047
1157
1267
1377
1487
1596
16106
17116
18129
19140
20151
21160
22172
23183
24194
25208
26220
27231
28242
29252
30261
31279
32292
33304
34319
35334
36346
37360
38374
39389
40400
41413
42426
43440
44452
45464
46476
47488
48505
49524
50538
51552
52563
53576
54591
55604
56615
57625
58645
59659
60673
61683
62698
63716
64733

[1,4,10,16,23,30,38,47,57,67,77,87,96,106,116,129,
 140,151,160,172,183,194,208,220,231,242,252,261,
 279,292,304,319,334,346,360,374,389,400,413,426,
 440,452,464,476,488,505,524,538,552,563,576,591,
 604,615,625,645,659,673,683,698,716,733]