n | a(n) |
---|---|
0 | 1 |
1 | 8 |
2 | 52 |
3 | 272 |
4 | 1266 |
5 | 5344 |
6 | 20992 |
7 | 77584 |
8 | 272727 |
9 | 917936 |
10 | 2975492 |
11 | 9328736 |
12 | 28391410 |
13 | 84122688 |
14 | 243265848 |
15 | 688008048 |
16 | 1906476351 |
17 | 5184024112 |
18 | 13851270944 |
19 | 36409640400 |
20 | 94255399886 |
21 | 240529147072 |
22 | 605574003464 |
23 | 1505340071744 |
[1,8,52,272,1266,5344,20992,77584,272727,917936, 2975492,9328736,28391410,84122688,243265848, 688008048,1906476351,5184024112,13851270944, 36409640400,94255399886,240529147072,605574003464, 1505340071744] |