n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 6 |
4 | 12 |
5 | 24 |
6 | 54 |
7 | 117 |
8 | 247 |
9 | 532 |
10 | 1148 |
11 | 2460 |
12 | 5280 |
13 | 11352 |
14 | 24381 |
15 | 52353 |
16 | 112462 |
17 | 241570 |
18 | 518840 |
19 | 1114416 |
20 | 2393694 |
21 | 5141385 |
22 | 11043135 |
23 | 23719608 |
24 | 50947336 |
25 | 109429624 |
26 | 235043840 |
27 | 504850560 |
28 | 1084367865 |
29 | 2329112625 |
30 | 5002699050 |
31 | 10745292366 |
32 | 23079802756 |
33 | 49573086472 |
[1,1,2,6,12,24,54,117,247,532,1148,2460,5280, 11352,24381,52353,112462,241570,518840,1114416, 2393694,5141385,11043135,23719608,50947336, 109429624,235043840,504850560,1084367865, 2329112625,5002699050,10745292366,23079802756, 49573086472] |