n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 8 |
3 | 46 |
4 | 352 |
5 | 3362 |
6 | 38528 |
7 | 515086 |
8 | 7869952 |
9 | 135274562 |
10 | 2583554048 |
11 | 54276473326 |
12 | 1243925143552 |
13 | 30884386347362 |
14 | 825787662368768 |
15 | 23657073914466766 |
16 | 722906928498737152 |
17 | 23471059057478981762 |
18 | 806875574817679474688 |
19 | 29279357851856595135406 |
[1,2,8,46,352,3362,38528,515086,7869952,135274562, 2583554048,54276473326,1243925143552, 30884386347362,825787662368768,23657073914466766, 722906928498737152,23471059057478981762, 806875574817679474688,29279357851856595135406] |