n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 4 |
3 | 8 |
4 | 17 |
5 | 38 |
6 | 86 |
7 | 192 |
8 | 420 |
9 | 905 |
10 | 1939 |
11 | 4163 |
12 | 8987 |
13 | 19494 |
14 | 42368 |
15 | 91990 |
16 | 199127 |
17 | 429345 |
18 | 921982 |
19 | 1972553 |
20 | 4206909 |
21 | 8949412 |
22 | 19001874 |
23 | 40293048 |
24 | 85373962 |
25 | 180826115 |
26 | 382957231 |
27 | 811027414 |
28 | 1717497958 |
29 | 3636335170 |
30 | 7695599294 |
31 | 16275268520 |
32 | 34389570596 |
[1,2,4,8,17,38,86,192,420,905,1939,4163,8987, 19494,42368,91990,199127,429345,921982,1972553, 4206909,8949412,19001874,40293048,85373962, 180826115,382957231,811027414,1717497958, 3636335170,7695599294,16275268520,34389570596] |