n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 11 |
4 | 12 |
5 | 15 |
6 | 16 |
7 | 22 |
8 | 31 |
9 | 76 |
10 | 152 |
11 | 309 |
12 | 1576 |
13 | 375479 |
14 | 781314 |
15 | 1114986 |
16 | 3734218 |
17 | 24311881 |
18 | 68133239 |
19 | 147881549 |
[1,2,11,12,15,16,22,31,76,152,309,1576,375479, 781314,1114986,3734218,24311881,68133239, 147881549] |