n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 70 |
4 | 1038 |
5 | 7398 |
6 | 35727 |
7 | 130768 |
8 | 400116 |
9 | 1062016 |
10 | 2531001 |
11 | 5529310 |
12 | 11272710 |
13 | 21639022 |
14 | 39559591 |
15 | 69283632 |
16 | 116910052 |
17 | 190977408 |
18 | 303286461 |
19 | 469431366 |
20 | 710400658 |
21 | 1053055398 |
22 | 1532253131 |
23 | 2192246528 |
24 | 3088876728 |
25 | 4290532688 |
26 | 5882825641 |
27 | 7969711934 |
28 | 10677299074 |
29 | 14156978846 |
30 | 18591603883 |
31 | 24195121104 |
[0,1,70,1038,7398,35727,130768,400116,1062016, 2531001,5529310,11272710,21639022,39559591, 69283632,116910052,190977408,303286461,469431366, 710400658,1053055398,1532253131,2192246528, 3088876728,4290532688,5882825641,7969711934, 10677299074,14156978846,18591603883,24195121104] |