n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 27 |
3 | 295 |
4 | 3648 |
5 | 48513 |
6 | 677450 |
7 | 9797031 |
8 | 145458252 |
9 | 2204380144 |
10 | 33960095667 |
11 | 530268482913 |
12 | 8373331428836 |
13 | 133484219528982 |
14 | 2145376940485452 |
15 | 34725549386905863 |
16 | 565567039020594492 |
17 | 9261756210015412356 |
18 | 152410211630410153468 |
[1,3,27,295,3648,48513,677450,9797031,145458252, 2204380144,33960095667,530268482913,8373331428836, 133484219528982,2145376940485452, 34725549386905863,565567039020594492, 9261756210015412356,152410211630410153468] |