n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 2 |
4 | 4 |
5 | 5 |
6 | 12 |
7 | 60 |
8 | 109 |
9 | 181 |
10 | 245 |
11 | 412 |
12 | 887 |
13 | 2477 |
14 | 2918 |
15 | 4622 |
16 | 6240 |
17 | 6253 |
18 | 7684 |
19 | 14630 |
20 | 20932 |
21 | 49801 |
22 | 254107 |
23 | 275671 |
24 | 380056 |
[0,1,2,4,5,12,60,109,181,245,412,887,2477,2918, 4622,6240,6253,7684,14630,20932,49801,254107, 275671,380056] |