n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 11 |
4 | 21 |
5 | 39 |
6 | 76 |
7 | 248 |
8 | 844 |
9 | 1520 |
10 | 2752 |
11 | 9317 |
12 | 17223 |
13 | 31221 |
14 | 57071 |
15 | 99741 |
16 | 589932 |
17 | 58056875 |
18 | 101769229 |
19 | 302890748 |
20 | 511561220 |
21 | 904036924 |
22 | 39488697700 |
23 | 325374626148 |
24 | 535755688021 |
25 | 1404720439053 |
26 | 3883018238329 |
27 | 6283167591179 |
28 | 16166305650060 |
29 | 25735985498861 |
30 | 40806937801472 |
[1,3,11,21,39,76,248,844,1520,2752,9317,17223, 31221,57071,99741,589932,58056875,101769229, 302890748,511561220,904036924,39488697700, 325374626148,535755688021,1404720439053, 3883018238329,6283167591179,16166305650060, 25735985498861,40806937801472] |