n | a(n) |
---|---|
0 | 0 |
1 | 6 |
2 | 12 |
3 | 30 |
4 | 60 |
5 | 126 |
6 | 252 |
7 | 510 |
8 | 1020 |
9 | 2046 |
10 | 4092 |
11 | 8190 |
12 | 16380 |
13 | 32766 |
14 | 65532 |
15 | 131070 |
16 | 262140 |
17 | 524286 |
18 | 1048572 |
19 | 2097150 |
20 | 4194300 |
21 | 8388606 |
22 | 16777212 |
23 | 33554430 |
24 | 67108860 |
25 | 134217726 |
26 | 268435452 |
27 | 536870910 |
[0,6,12,30,60,126,252,510,1020,2046,4092,8190, 16380,32766,65532,131070,262140,524286,1048572, 2097150,4194300,8388606,16777212,33554430, 67108860,134217726,268435452,536870910] |