n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 0 |
8 | 1 |
9 | 7 |
10 | 34 |
11 | 136 |
12 | 487 |
13 | 1615 |
14 | 5072 |
15 | 15294 |
16 | 44714 |
17 | 127606 |
18 | 357228 |
19 | 984589 |
20 | 2679136 |
21 | 7212560 |
22 | 19242043 |
23 | 50938745 |
24 | 133946018 |
25 | 350157109 |
26 | 910637333 |
27 | 2357358995 |
28 | 6077294342 |
29 | 15608979157 |
30 | 39954656651 |
31 | 101957124499 |
32 | 259439596714 |
[0,0,0,0,0,0,0,0,1,7,34,136,487,1615,5072,15294, 44714,127606,357228,984589,2679136,7212560, 19242043,50938745,133946018,350157109,910637333, 2357358995,6077294342,15608979157,39954656651, 101957124499,259439596714] |