n | a(n) |
---|---|
1 | 2 |
2 | 3 |
3 | 5 |
4 | 7 |
5 | 11 |
6 | 19 |
7 | 41 |
8 | 61 |
9 | 89 |
10 | 409 |
11 | 449 |
12 | 499 |
13 | 881 |
14 | 991 |
15 | 6469 |
16 | 6949 |
17 | 9001 |
18 | 9049 |
19 | 9649 |
20 | 9949 |
21 | 60649 |
22 | 666649 |
23 | 946669 |
24 | 60000049 |
25 | 66000049 |
26 | 66600049 |
[2,3,5,7,11,19,41,61,89,409,449,499,881,991,6469, 6949,9001,9049,9649,9949,60649,666649,946669, 60000049,66000049,66600049] |