n | a(n) |
---|---|
4 | 1 |
5 | 20 |
6 | 281 |
7 | 1357 |
8 | 4281 |
9 | 10666 |
10 | 22825 |
11 | 43891 |
12 | 77937 |
13 | 130096 |
14 | 206681 |
15 | 315305 |
16 | 465001 |
17 | 666342 |
18 | 931561 |
19 | 1274671 |
20 | 1711585 |
21 | 2260236 |
22 | 2940697 |
23 | 3775301 |
24 | 4788761 |
25 | 6008290 |
26 | 7463721 |
27 | 9187627 |
28 | 11215441 |
29 | 13585576 |
30 | 16339545 |
31 | 19522081 |
32 | 23181257 |
33 | 27368606 |
34 | 32139241 |
[1,20,281,1357,4281,10666,22825,43891,77937, 130096,206681,315305,465001,666342,931561,1274671, 1711585,2260236,2940697,3775301,4788761,6008290, 7463721,9187627,11215441,13585576,16339545, 19522081,23181257,27368606,32139241] |