login

A037342 as a simple table

na(n)
12
23
34
45
56
67
718
819
920
1021
1122
1223
1326
1427
1528
1629
1730
1831
1934
2035
2136
2237
2338
2439
2542
2643
2744
2845
2946
3047
3150
3251
3352
3453
3554
3655
3758
3859
3960
4061
4162
4263
43146
44147
45148
46149
47150
48151
49154
50155
51156
52157
53158
54159
55162
56163
57164
58165
59166
60167
61170
62171

[2,3,4,5,6,7,18,19,20,21,22,23,26,27,28,29,30,31,
 34,35,36,37,38,39,42,43,44,45,46,47,50,51,52,53,
 54,55,58,59,60,61,62,63,146,147,148,149,150,151,
 154,155,156,157,158,159,162,163,164,165,166,167,
 170,171]