login

A342755 as a simple table

na(n)
12
23
34
45
56
67
78
89
942
1015
1122
1214
1355
1412
1537
1616
1725
1836
1929
2047
2123
2246
2313
2444
2518
2632
2717
2838
2919
3033
3126
3235
33174
3453
3576
3659
3734
3827
3943
4067
4149
4262
4387
44106
45493
4657
4724
4875
4948
5065
51122
5239
5354
5472
5588
5645
5766
5873
5956
6077
6152
6279
6384
6463
6578
66123
6769
6858
6964
7092
7174
7268
73114
7485
75314

[2,3,4,5,6,7,8,9,42,15,22,14,55,12,37,16,25,36,29,
 47,23,46,13,44,18,32,17,38,19,33,26,35,174,53,76,
 59,34,27,43,67,49,62,87,106,493,57,24,75,48,65,
 122,39,54,72,88,45,66,73,56,77,52,79,84,63,78,123,
 69,58,64,92,74,68,114,85,314]