login

A169682 as a simple table

na(n)
12
22
33
43
55
65
75
87
97
107
1111
1211
1311
1411
1511
1613
1713
1813
1913
2013
2117
2217
2317
2417
2517
2619
2719
2819
2919
3019
3119
3219
3323
3423
3523
3623
3723
3823
3923
4029
4129
4229
4329
4429
4529
4629
4731
4831
4931
5031
5131
5231
5331
5431
5531
5631
5731
5837
5937
6037
6137
6237
6337
6437
6537
6637
6737
6837

[2,2,3,3,5,5,5,7,7,7,11,11,11,11,11,13,13,13,13,
 13,17,17,17,17,17,19,19,19,19,19,19,19,23,23,23,
 23,23,23,23,29,29,29,29,29,29,29,31,31,31,31,31,
 31,31,31,31,31,31,37,37,37,37,37,37,37,37,37,37,
 37]