login

A180568 as a simple table

na(n)
12
21
37
46
52
612
714
88
92
1017
1122
1217
138
142
1522
1630
1726
1817
198
202
2127
2238
2335
2426
2517
268
272
2832
2946
3044
3135
3226
3317
348
352
3637
3754
3853
3944
4035
4126
4217
438
442
4542
4662
4762
4853
4944
5035
5126
5217
538
542
5547
5670
5771
5862
5953
6044
6135
6226
6317
648
652
6652
6778
6880
6971
7062
7153
7244
7335
7426
7517
768
772
7857

[2,1,7,6,2,12,14,8,2,17,22,17,8,2,22,30,26,17,8,2,
 27,38,35,26,17,8,2,32,46,44,35,26,17,8,2,37,54,53,
 44,35,26,17,8,2,42,62,62,53,44,35,26,17,8,2,47,70,
 71,62,53,44,35,26,17,8,2,52,78,80,71,62,53,44,35,
 26,17,8,2,57]