n | a(n) |
---|---|
1 | 1 |
2 | 26 |
3 | 129 |
4 | 444 |
5 | 1285 |
6 | 3366 |
7 | 8281 |
8 | 19544 |
9 | 44829 |
10 | 100770 |
11 | 223201 |
12 | 488916 |
13 | 1061749 |
14 | 2289854 |
15 | 4910505 |
16 | 10480176 |
17 | 22275661 |
18 | 47178234 |
19 | 99605809 |
20 | 209704940 |
21 | 440390181 |
22 | 922733526 |
23 | 1929364729 |
24 | 4026514824 |
25 | 8388588925 |
26 | 17448283346 |
27 | 36238762881 |
28 | 75161901444 |
29 | 155692535509 |
30 | 322122515310 |
[1,26,129,444,1285,3366,8281,19544,44829,100770, 223201,488916,1061749,2289854,4910505,10480176, 22275661,47178234,99605809,209704940,440390181, 922733526,1929364729,4026514824,8388588925, 17448283346,36238762881,75161901444,155692535509, 322122515310] |