n | a(n) |
---|---|
1 | 1 |
2 | 121 |
3 | 631 |
4 | 2059 |
5 | 6399 |
6 | 19483 |
7 | 58807 |
8 | 176859 |
9 | 531103 |
10 | 1593931 |
11 | 4782519 |
12 | 14348395 |
13 | 43046143 |
14 | 129139515 |
15 | 387419767 |
16 | 1162260667 |
17 | 3486783519 |
18 | 10460352235 |
19 | 31381058551 |
20 | 94143177675 |
21 | 282429535231 |
22 | 847288608091 |
23 | 2541865826871 |
[1,121,631,2059,6399,19483,58807,176859,531103, 1593931,4782519,14348395,43046143,129139515, 387419767,1162260667,3486783519,10460352235, 31381058551,94143177675,282429535231,847288608091, 2541865826871] |