n | a(n) |
---|---|
1 | 126 |
2 | 8460 |
3 | 143028 |
4 | 1217196 |
5 | 6835050 |
6 | 29025832 |
7 | 100804408 |
8 | 300779112 |
9 | 797002582 |
10 | 1919734900 |
11 | 4275569868 |
12 | 8918598788 |
13 | 17597763122 |
14 | 33103533936 |
15 | 59741213696 |
16 | 103962922160 |
17 | 175195148094 |
18 | 286904314092 |
19 | 457948263108 |
20 | 714267962604 |
[126,8460,143028,1217196,6835050,29025832, 100804408,300779112,797002582,1919734900, 4275569868,8918598788,17597763122,33103533936, 59741213696,103962922160,175195148094, 286904314092,457948263108,714267962604] |