n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 2 |
3 | 14 |
4 | 18 |
5 | 62 |
6 | 566 |
7 | 1094 |
8 | 3954 |
9 | 17150 |
10 | 242982 |
11 | 573014 |
12 | 2717094 |
13 | 11553622 |
14 | 74420950 |
15 | 1427746334 |
16 | 4237820914 |
17 | 22743623742 |
18 | 116389345094 |
19 | 709019767190 |
20 | 5556385327158 |
21 | 152916116876390 |
22 | 524244823214950 |
23 | 3357960498345390 |
24 | 18667422415920486 |
25 | 129591208469013462 |
[1,2,2,14,18,62,566,1094,3954,17150,242982,573014, 2717094,11553622,74420950,1427746334,4237820914, 22743623742,116389345094,709019767190, 5556385327158,152916116876390,524244823214950, 3357960498345390,18667422415920486, 129591208469013462] |