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A047566 as a simple table

na(n)
14
25
36
47
512
613
714
815
920
1021
1122
1223
1328
1429
1530
1631
1736
1837
1938
2039
2144
2245
2346
2447
2552
2653
2754
2855
2960
3061
3162
3263
3368
3469
3570
3671
3776
3877
3978
4079
4184
4285
4386
4487
4592
4693
4794
4895
49100
50101
51102
52103
53108
54109

[4,5,6,7,12,13,14,15,20,21,22,23,28,29,30,31,36,
 37,38,39,44,45,46,47,52,53,54,55,60,61,62,63,68,
 69,70,71,76,77,78,79,84,85,86,87,92,93,94,95,100,
 101,102,103,108,109]