n | a(n) |
---|---|
1 | 3 |
2 | 7 |
3 | 60 |
4 | 121 |
5 | 973 |
6 | 15577 |
7 | 62310 |
8 | 498486 |
9 | 3987893 |
10 | 15951575 |
11 | 127612605 |
12 | 2041801688 |
13 | 32668827017 |
14 | 261350616143 |
15 | 4181609858297 |
16 | 16726439433191 |
17 | 66905757732766 |
18 | 267623030931067 |
19 | 4281968494897080 |
20 | 34255747959176644 |
21 | 274045983673413158 |
22 | 1096183934693652634 |
[3,7,60,121,973,15577,62310,498486,3987893, 15951575,127612605,2041801688,32668827017, 261350616143,4181609858297,16726439433191, 66905757732766,267623030931067,4281968494897080, 34255747959176644,274045983673413158, 1096183934693652634] |