n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 13 |
4 | 75 |
5 | 263 |
6 | 720 |
7 | 1688 |
8 | 3550 |
9 | 6882 |
10 | 12516 |
11 | 21615 |
12 | 35761 |
13 | 57057 |
14 | 88244 |
15 | 132834 |
16 | 195260 |
17 | 281044 |
18 | 396984 |
19 | 551361 |
20 | 754167 |
21 | 1017355 |
22 | 1355112 |
23 | 1784156 |
24 | 2324058 |
25 | 2997590 |
26 | 3831100 |
27 | 4854915 |
28 | 6103773 |
29 | 7617285 |
30 | 9440428 |
31 | 11624070 |
32 | 14225528 |
33 | 17309160 |
34 | 20946992 |
35 | 25219381 |
[0,0,0,13,75,263,720,1688,3550,6882,12516,21615, 35761,57057,88244,132834,195260,281044,396984, 551361,754167,1017355,1355112,1784156,2324058, 2997590,3831100,4854915,6103773,7617285,9440428, 11624070,14225528,17309160,20946992,25219381] |