n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 3 |
4 | 10 |
5 | 43 |
6 | 225 |
7 | 1393 |
8 | 9976 |
9 | 81201 |
10 | 740785 |
11 | 7489051 |
12 | 83120346 |
13 | 1004933203 |
14 | 13147251985 |
15 | 185066460993 |
16 | 2789144166880 |
17 | 44811373131073 |
18 | 764582487395121 |
19 | 13807296146243251 |
20 | 263103209266016890 |
21 | 5275871481466581051 |
22 | 111056404320064218961 |
23 | 2448516766522879398193 |
[0,1,1,3,10,43,225,1393,9976,81201,740785,7489051, 83120346,1004933203,13147251985,185066460993, 2789144166880,44811373131073,764582487395121, 13807296146243251,263103209266016890, 5275871481466581051,111056404320064218961, 2448516766522879398193] |