n | a(n) |
---|---|
15 | 8 |
16 | 73 |
17 | 429 |
18 | 1945 |
19 | 7465 |
20 | 25317 |
21 | 78068 |
22 | 222963 |
23 | 597644 |
24 | 1518370 |
25 | 3683950 |
26 | 8586866 |
27 | 19320391 |
28 | 42127208 |
29 | 89307361 |
30 | 184578961 |
31 | 372786467 |
32 | 737212357 |
33 | 1429992711 |
34 | 2724852920 |
35 | 5107392644 |
36 | 9427895421 |
37 | 17157142969 |
38 | 30810379849 |
39 | 54643242181 |
40 | 95783964110 |
41 | 166059755226 |
[8,73,429,1945,7465,25317,78068,222963,597644, 1518370,3683950,8586866,19320391,42127208, 89307361,184578961,372786467,737212357,1429992711, 2724852920,5107392644,9427895421,17157142969, 30810379849,54643242181,95783964110,166059755226] |