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A168283 as a simple table

na(n)
13
23
38
48
513
613
718
818
923
1023
1128
1228
1333
1433
1538
1638
1743
1843
1948
2048
2153
2253
2358
2458
2563
2663
2768
2868
2973
3073
3178
3278
3383
3483
3588
3688
3793
3893
3998
4098
41103
42103
43108
44108
45113
46113
47118
48118
49123
50123
51128
52128
53133
54133
55138
56138
57143
58143
59148
60148
61153
62153
63158

[3,3,8,8,13,13,18,18,23,23,28,28,33,33,38,38,43,
 43,48,48,53,53,58,58,63,63,68,68,73,73,78,78,83,
 83,88,88,93,93,98,98,103,103,108,108,113,113,118,
 118,123,123,128,128,133,133,138,138,143,143,148,
 148,153,153,158]