n | a(n) |
---|---|
1 | 0 |
2 | 318 |
3 | 2948 |
4 | 10474 |
5 | 32244 |
6 | 89042 |
7 | 231146 |
8 | 578810 |
9 | 1415986 |
10 | 3412832 |
11 | 8138242 |
12 | 19255302 |
13 | 45279250 |
14 | 105930602 |
15 | 246729068 |
16 | 572425420 |
17 | 1323415002 |
18 | 3050017738 |
19 | 7009194836 |
20 | 16066007352 |
21 | 36738631114 |
22 | 83830589316 |
23 | 190908674356 |
[0,318,2948,10474,32244,89042,231146,578810, 1415986,3412832,8138242,19255302,45279250, 105930602,246729068,572425420,1323415002, 3050017738,7009194836,16066007352,36738631114, 83830589316,190908674356] |