n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 4 |
3 | 7 |
4 | 14 |
5 | 25 |
6 | 50 |
7 | 91 |
8 | 182 |
9 | 336 |
10 | 672 |
11 | 1254 |
12 | 2508 |
13 | 4719 |
14 | 9438 |
15 | 17875 |
16 | 35750 |
17 | 68068 |
18 | 136136 |
19 | 260338 |
20 | 520676 |
21 | 999362 |
22 | 1998724 |
23 | 3848222 |
24 | 7696444 |
25 | 14858000 |
26 | 29716000 |
27 | 57500460 |
28 | 115000920 |
29 | 222981435 |
30 | 445962870 |
31 | 866262915 |
32 | 1732525830 |
33 | 3370764540 |
[1,2,4,7,14,25,50,91,182,336,672,1254,2508,4719, 9438,17875,35750,68068,136136,260338,520676, 999362,1998724,3848222,7696444,14858000,29716000, 57500460,115000920,222981435,445962870,866262915, 1732525830,3370764540] |