n | a(n) |
---|---|
1 | 240 |
2 | 4120 |
3 | 42400 |
4 | 263156 |
5 | 1154444 |
6 | 4116620 |
7 | 12297972 |
8 | 32313804 |
9 | 76590192 |
10 | 167150680 |
11 | 340541012 |
12 | 655325864 |
13 | 1200479148 |
14 | 2107926892 |
15 | 3567580824 |
16 | 5846311812 |
17 | 9310701480 |
18 | 14457811924 |
19 | 21942849820 |
20 | 32624138612 |
21 | 47607833428 |
[240,4120,42400,263156,1154444,4116620,12297972, 32313804,76590192,167150680,340541012,655325864, 1200479148,2107926892,3567580824,5846311812, 9310701480,14457811924,21942849820,32624138612, 47607833428] |