n | a(n) |
---|---|
0 | 1 |
1 | 7 |
2 | 21 |
3 | 127 |
4 | 381 |
5 | 1911 |
6 | 5461 |
7 | 32767 |
8 | 98301 |
9 | 491511 |
10 | 1408981 |
11 | 8355711 |
12 | 25001341 |
13 | 125269879 |
14 | 357913941 |
15 | 2147483647 |
16 | 6442450941 |
17 | 32212254711 |
18 | 92341796821 |
19 | 547608330111 |
20 | 1638530022781 |
21 | 8209829984119 |
22 | 23456963876181 |
23 | 140735340838911 |
24 | 422201727483901 |
[1,7,21,127,381,1911,5461,32767,98301,491511, 1408981,8355711,25001341,125269879,357913941, 2147483647,6442450941,32212254711,92341796821, 547608330111,1638530022781,8209829984119, 23456963876181,140735340838911,422201727483901] |