n | a(n) |
---|---|
1 | 8 |
2 | 25 |
3 | 20 |
4 | 51 |
5 | 140 |
6 | 280 |
7 | 621 |
8 | 1451 |
9 | 3189 |
10 | 7136 |
11 | 16179 |
12 | 36212 |
13 | 81254 |
14 | 182957 |
15 | 410889 |
16 | 922943 |
17 | 2074950 |
18 | 4662563 |
19 | 10476618 |
20 | 23545560 |
21 | 52912545 |
22 | 118903861 |
23 | 267210837 |
24 | 600490496 |
25 | 1349441183 |
26 | 3032538210 |
27 | 6814874446 |
28 | 15314690189 |
29 | 34415928927 |
[8,25,20,51,140,280,621,1451,3189,7136,16179, 36212,81254,182957,410889,922943,2074950,4662563, 10476618,23545560,52912545,118903861,267210837, 600490496,1349441183,3032538210,6814874446, 15314690189,34415928927] |