n | a(n) |
---|---|
1 | 15 |
2 | 30 |
3 | 13 |
4 | 649 |
5 | 3247 |
6 | 1483 |
7 | 84463 |
8 | 395138 |
9 | 147370 |
10 | 10892006 |
11 | 61376744 |
12 | 26060323 |
13 | 1860718688 |
14 | 9722469665 |
15 | 3689916515 |
16 | 298977508446 |
17 | 1746612244800 |
18 | 731620635705 |
19 | 56300135952299 |
20 | 307084986199367 |
21 | 118048036603381 |
[15,30,13,649,3247,1483,84463,395138,147370, 10892006,61376744,26060323,1860718688,9722469665, 3689916515,298977508446,1746612244800, 731620635705,56300135952299,307084986199367, 118048036603381] |