n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 6 |
3 | 16 |
4 | 29 |
5 | 71 |
6 | 124 |
7 | 293 |
8 | 506 |
9 | 1183 |
10 | 2036 |
11 | 4745 |
12 | 8158 |
13 | 18995 |
14 | 32649 |
15 | 75998 |
16 | 130615 |
17 | 304012 |
18 | 522481 |
19 | 1216070 |
20 | 2089947 |
21 | 4864304 |
22 | 8359813 |
23 | 19457242 |
24 | 33439279 |
25 | 77828996 |
26 | 133757146 |
27 | 311316015 |
[1,3,6,16,29,71,124,293,506,1183,2036,4745,8158, 18995,32649,75998,130615,304012,522481,1216070, 2089947,4864304,8359813,19457242,33439279, 77828996,133757146,311316015] |