n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 14 |
4 | 106 |
5 | 838 |
6 | 6802 |
7 | 56190 |
8 | 470010 |
9 | 3968310 |
10 | 33747490 |
11 | 288654574 |
12 | 2480593546 |
13 | 21400729382 |
14 | 185239360178 |
15 | 1607913963614 |
16 | 13991107041306 |
17 | 122002082809110 |
18 | 1065855419418690 |
19 | 9327252391907790 |
20 | 81744134786314410 |
21 | 717367363052796678 |
22 | 6303080714967178962 |
[1,2,14,106,838,6802,56190,470010,3968310, 33747490,288654574,2480593546,21400729382, 185239360178,1607913963614,13991107041306, 122002082809110,1065855419418690,9327252391907790, 81744134786314410,717367363052796678, 6303080714967178962] |