n | a(n) |
---|---|
1 | 5 |
2 | 30 |
3 | 123 |
4 | 472 |
5 | 1790 |
6 | 6794 |
7 | 25879 |
8 | 98952 |
9 | 379674 |
10 | 1461248 |
11 | 5638930 |
12 | 21811540 |
13 | 84542016 |
14 | 328287506 |
15 | 1276868111 |
16 | 4973645576 |
17 | 19398954626 |
18 | 75753497816 |
19 | 296142817406 |
20 | 1158865623236 |
21 | 4539024407576 |
22 | 17793358627976 |
23 | 69805770185498 |
[5,30,123,472,1790,6794,25879,98952,379674, 1461248,5638930,21811540,84542016,328287506, 1276868111,4973645576,19398954626,75753497816, 296142817406,1158865623236,4539024407576, 17793358627976,69805770185498] |