n | a(n) |
---|---|
2 | 4 |
3 | 39 |
4 | 190 |
5 | 651 |
6 | 1792 |
7 | 4242 |
8 | 8988 |
9 | 17490 |
10 | 31812 |
11 | 54769 |
12 | 90090 |
13 | 142597 |
14 | 218400 |
15 | 325108 |
16 | 472056 |
17 | 670548 |
18 | 934116 |
19 | 1278795 |
20 | 1723414 |
21 | 2289903 |
22 | 3003616 |
23 | 3893670 |
24 | 4993300 |
25 | 6340230 |
26 | 7977060 |
27 | 9951669 |
28 | 12317634 |
29 | 15134665 |
30 | 18469056 |
31 | 22394152 |
32 | 26990832 |
33 | 32348008 |
34 | 38563140 |
[4,39,190,651,1792,4242,8988,17490,31812,54769, 90090,142597,218400,325108,472056,670548,934116, 1278795,1723414,2289903,3003616,3893670,4993300, 6340230,7977060,9951669,12317634,15134665, 18469056,22394152,26990832,32348008,38563140] |