n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 21 |
3 | 56 |
4 | 131 |
5 | 286 |
6 | 601 |
7 | 1236 |
8 | 2511 |
9 | 5066 |
10 | 10181 |
11 | 20416 |
12 | 40891 |
13 | 81846 |
14 | 163761 |
15 | 327596 |
16 | 655271 |
17 | 1310626 |
18 | 2621341 |
19 | 5242776 |
20 | 10485651 |
21 | 20971406 |
22 | 41942921 |
23 | 83885956 |
24 | 167772031 |
25 | 335544186 |
26 | 671088501 |
27 | 1342177136 |
28 | 2684354411 |
29 | 5368708966 |
30 | 10737418081 |
[1,6,21,56,131,286,601,1236,2511,5066,10181,20416, 40891,81846,163761,327596,655271,1310626,2621341, 5242776,10485651,20971406,41942921,83885956, 167772031,335544186,671088501,1342177136, 2684354411,5368708966,10737418081] |