n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 4 |
3 | 9 |
4 | 22 |
5 | 47 |
6 | 107 |
7 | 221 |
8 | 468 |
9 | 953 |
10 | 1932 |
11 | 3814 |
12 | 7560 |
13 | 14625 |
14 | 28192 |
15 | 53757 |
16 | 101827 |
17 | 190907 |
18 | 356362 |
19 | 659716 |
20 | 1215314 |
21 | 2224968 |
22 | 4053914 |
23 | 7346367 |
24 | 13260001 |
25 | 23822114 |
26 | 42629786 |
27 | 75991017 |
28 | 134991954 |
29 | 238948942 |
30 | 421656911 |
31 | 741750026 |
32 | 1301116634 |
33 | 2275985891 |
34 | 3971022904 |
[1,1,4,9,22,47,107,221,468,953,1932,3814,7560, 14625,28192,53757,101827,190907,356362,659716, 1215314,2224968,4053914,7346367,13260001,23822114, 42629786,75991017,134991954,238948942,421656911, 741750026,1301116634,2275985891,3971022904] |