n | a(n) |
---|---|
6 | 1 |
7 | 1 |
8 | 5 |
9 | 12 |
10 | 40 |
11 | 106 |
12 | 317 |
13 | 868 |
14 | 2462 |
15 | 6778 |
16 | 18801 |
17 | 51561 |
18 | 141583 |
19 | 386865 |
20 | 1056815 |
21 | 2880894 |
22 | 7850318 |
23 | 21373466 |
24 | 58182244 |
25 | 158342918 |
26 | 430954506 |
27 | 1173001715 |
28 | 3193466631 |
29 | 8696388412 |
30 | 23689689323 |
31 | 64555962710 |
32 | 175989086913 |
33 | 479971320862 |
34 | 1309581740793 |
35 | 3574715516111 |
[1,1,5,12,40,106,317,868,2462,6778,18801,51561, 141583,386865,1056815,2880894,7850318,21373466, 58182244,158342918,430954506,1173001715, 3193466631,8696388412,23689689323,64555962710, 175989086913,479971320862,1309581740793, 3574715516111] |