n | a(n) |
---|---|
3 | 1 |
4 | 6 |
5 | 25 |
6 | 93 |
7 | 324 |
8 | 1088 |
9 | 3565 |
10 | 11487 |
11 | 36564 |
12 | 115327 |
13 | 361194 |
14 | 1124932 |
15 | 3487857 |
16 | 10774350 |
17 | 33181365 |
18 | 101924727 |
19 | 312402600 |
20 | 955728009 |
21 | 2919095808 |
22 | 8903220174 |
23 | 27121002621 |
24 | 82525328253 |
25 | 250867833102 |
26 | 761946207338 |
27 | 2312406692839 |
28 | 7012910929818 |
29 | 21254741084817 |
30 | 64381661704933 |
[1,6,25,93,324,1088,3565,11487,36564,115327, 361194,1124932,3487857,10774350,33181365, 101924727,312402600,955728009,2919095808, 8903220174,27121002621,82525328253,250867833102, 761946207338,2312406692839,7012910929818, 21254741084817,64381661704933] |