n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 3 |
6 | 7 |
7 | 14 |
8 | 25 |
9 | 42 |
10 | 68 |
11 | 105 |
12 | 158 |
13 | 233 |
14 | 337 |
15 | 476 |
16 | 669 |
17 | 922 |
18 | 1262 |
19 | 1704 |
20 | 2288 |
21 | 3036 |
22 | 4015 |
23 | 5251 |
24 | 6846 |
25 | 8851 |
26 | 11408 |
27 | 14590 |
28 | 18614 |
29 | 23591 |
30 | 29824 |
31 | 37492 |
32 | 47018 |
33 | 58670 |
34 | 73050 |
35 | 90543 |
36 | 111995 |
37 | 137982 |
38 | 169652 |
39 | 207848 |
40 | 254156 |
41 | 309784 |
42 | 376892 |
43 | 457200 |
44 | 553640 |
45 | 668643 |
46 | 806174 |
47 | 969613 |
48 | 1164309 |
49 | 1394960 |
50 | 1668709 |
[0,0,0,1,3,7,14,25,42,68,105,158,233,337,476,669, 922,1262,1704,2288,3036,4015,5251,6846,8851,11408, 14590,18614,23591,29824,37492,47018,58670,73050, 90543,111995,137982,169652,207848,254156,309784, 376892,457200,553640,668643,806174,969613,1164309, 1394960,1668709] |