n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 3 |
4 | 9 |
5 | 23 |
6 | 54 |
7 | 120 |
8 | 249 |
9 | 478 |
10 | 864 |
11 | 1495 |
12 | 2484 |
13 | 3969 |
14 | 6136 |
15 | 9234 |
16 | 13561 |
17 | 19464 |
18 | 27378 |
19 | 37845 |
20 | 51488 |
21 | 69012 |
22 | 91260 |
23 | 119239 |
24 | 154078 |
25 | 197026 |
26 | 249535 |
27 | 313290 |
28 | 390144 |
29 | 482120 |
30 | 591519 |
31 | 720954 |
32 | 873264 |
33 | 1051513 |
34 | 1259130 |
35 | 1499950 |
36 | 1778097 |
37 | 2097984 |
38 | 2464489 |
[1,1,3,9,23,54,120,249,478,864,1495,2484,3969, 6136,9234,13561,19464,27378,37845,51488,69012, 91260,119239,154078,197026,249535,313290,390144, 482120,591519,720954,873264,1051513,1259130, 1499950,1778097,2097984,2464489] |