n | a(n) |
---|---|
0 | 1 |
1 | 60 |
2 | 792 |
3 | 4724 |
4 | 18096 |
5 | 52716 |
6 | 127816 |
7 | 271908 |
8 | 524640 |
9 | 938652 |
10 | 1581432 |
11 | 2537172 |
12 | 3908624 |
13 | 5818956 |
14 | 8413608 |
15 | 11862148 |
16 | 16360128 |
17 | 22130940 |
18 | 29427672 |
19 | 38534964 |
20 | 49770864 |
21 | 63488684 |
22 | 80078856 |
[1,60,792,4724,18096,52716,127816,271908,524640, 938652,1581432,2537172,3908624,5818956,8413608, 11862148,16360128,22130940,29427672,38534964, 49770864,63488684,80078856] |