login

A137944 as a simple table

na(n)
12
23
34
45
57
68
79
811
913
1016
1117
1219
1323
1425
1527
1629
1731
1832
1936
2037
2141
2243
2347
2449
2553
2659
2761
2864
2967
3071
3173
3279
3381
3483
3589
3697
37100
38101
39103
40107
41109
42113
43120
44121
45125
46127
47128
48131
49137
50139
51144
52149
53151
54157
55163
56167
57168
58169
59173
60179
61181
62191
63193

[2,3,4,5,7,8,9,11,13,16,17,19,23,25,27,29,31,32,
 36,37,41,43,47,49,53,59,61,64,67,71,73,79,81,83,
 89,97,100,101,103,107,109,113,120,121,125,127,128,
 131,137,139,144,149,151,157,163,167,168,169,173,
 179,181,191,193]