n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 13 |
3 | 60 |
4 | 348 |
5 | 1916 |
6 | 10668 |
7 | 59257 |
8 | 329350 |
9 | 1830234 |
10 | 10171315 |
11 | 56525022 |
12 | 314128014 |
13 | 1745708992 |
14 | 9701463927 |
15 | 53914132251 |
16 | 299618062228 |
17 | 1665073290365 |
18 | 9253344266757 |
19 | 51423790446062 |
20 | 285778433090830 |
21 | 1588162056821687 |
22 | 8825923956549044 |
23 | 49048479247236561 |
[1,1,13,60,348,1916,10668,59257,329350,1830234, 10171315,56525022,314128014,1745708992,9701463927, 53914132251,299618062228,1665073290365, 9253344266757,51423790446062,285778433090830, 1588162056821687,8825923956549044, 49048479247236561] |