n | a(n) |
---|---|
1 | 10 |
2 | 24 |
3 | 54 |
4 | 118 |
5 | 252 |
6 | 530 |
7 | 1102 |
8 | 2272 |
9 | 4654 |
10 | 9486 |
11 | 19260 |
12 | 38986 |
13 | 78726 |
14 | 158672 |
15 | 319318 |
16 | 641830 |
17 | 1288828 |
18 | 2586018 |
19 | 5185566 |
20 | 10393024 |
21 | 20821470 |
22 | 41700254 |
23 | 83493244 |
24 | 167136538 |
25 | 334515862 |
26 | 669424560 |
27 | 1339484742 |
28 | 2679997942 |
29 | 5361659964 |
[10,24,54,118,252,530,1102,2272,4654,9486,19260, 38986,78726,158672,319318,641830,1288828,2586018, 5185566,10393024,20821470,41700254,83493244, 167136538,334515862,669424560,1339484742, 2679997942,5361659964] |