n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 3 |
4 | 18 |
5 | 57 |
6 | 137 |
7 | 280 |
8 | 517 |
9 | 863 |
10 | 1368 |
11 | 2069 |
12 | 3007 |
13 | 4218 |
14 | 5774 |
15 | 7704 |
16 | 10109 |
17 | 13025 |
18 | 16523 |
19 | 20671 |
20 | 25567 |
21 | 31274 |
22 | 37891 |
23 | 45529 |
24 | 54213 |
25 | 64082 |
26 | 75320 |
27 | 87901 |
28 | 102014 |
29 | 117736 |
30 | 135217 |
31 | 154606 |
32 | 176024 |
33 | 199502 |
34 | 225290 |
35 | 253485 |
36 | 284305 |
37 | 317811 |
38 | 354282 |
39 | 393618 |
40 | 436202 |
41 | 482332 |
[0,0,3,18,57,137,280,517,863,1368,2069,3007,4218, 5774,7704,10109,13025,16523,20671,25567,31274, 37891,45529,54213,64082,75320,87901,102014,117736, 135217,154606,176024,199502,225290,253485,284305, 317811,354282,393618,436202,482332] |