n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 4 |
4 | 11 |
5 | 26 |
6 | 57 |
7 | 120 |
8 | 247 |
9 | 502 |
10 | 1013 |
11 | 2036 |
12 | 4083 |
13 | 8178 |
14 | 16369 |
15 | 32752 |
16 | 65519 |
17 | 131054 |
18 | 262125 |
19 | 524268 |
20 | 1048555 |
21 | 2097130 |
22 | 4194281 |
23 | 8388584 |
24 | 16777191 |
25 | 33554406 |
26 | 67108837 |
27 | 134217700 |
28 | 268435427 |
29 | 536870882 |
30 | 1073741793 |
31 | 2147483616 |
[0,1,1,4,11,26,57,120,247,502,1013,2036,4083,8178, 16369,32752,65519,131054,262125,524268,1048555, 2097130,4194281,8388584,16777191,33554406, 67108837,134217700,268435427,536870882,1073741793, 2147483616] |