n | a(n) |
---|---|
1 | 1 |
2 | 6 |
3 | 47 |
4 | 199 |
5 | 661 |
6 | 1954 |
7 | 5442 |
8 | 14696 |
9 | 39065 |
10 | 103025 |
11 | 270655 |
12 | 709716 |
13 | 1859412 |
14 | 4869594 |
15 | 12750611 |
16 | 33383659 |
17 | 87401977 |
18 | 228824086 |
19 | 599072310 |
20 | 1568395100 |
21 | 4106115485 |
22 | 10749954101 |
23 | 28143749827 |
24 | 73681298664 |
25 | 192900149736 |
26 | 505019154414 |
27 | 1322157317687 |
[1,6,47,199,661,1954,5442,14696,39065,103025, 270655,709716,1859412,4869594,12750611,33383659, 87401977,228824086,599072310,1568395100, 4106115485,10749954101,28143749827,73681298664, 192900149736,505019154414,1322157317687] |