login

A111608 as a simple table

na(n)
11
21
33
44
55
66
77
84
93
105
1111
124
1313
1414
1510
168
1717
183
1919
2020
2121
2222
2323
2412
2525
2613
279
2828
2929
3010
3131
3216
3322
3417
3535
3624
3737
3838
3939
4020
4141
4221
4343
4444
4515
4646
4747
4840
4949
5025
5134
5252
5353
5436
5555
5628
5757
5829
5959
6060
6161
6262
6321
6432
6565
6655
6767
6868
6946
7070
7171
7212
7373
7437

[1,1,3,4,5,6,7,4,3,5,11,4,13,14,10,8,17,3,19,20,
 21,22,23,12,25,13,9,28,29,10,31,16,22,17,35,24,37,
 38,39,20,41,21,43,44,15,46,47,40,49,25,34,52,53,
 36,55,28,57,29,59,60,61,62,21,32,65,55,67,68,46,
 70,71,12,73,37]