Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 105 |
4 | 767 |
5 | 3160 |
6 | 9756 |
7 | 25163 |
8 | 57293 |
9 | 118936 |
10 | 229824 |
11 | 419277 |
12 | 729531 |
13 | 1219856 |
14 | 1971580 |
15 | 3094143 |
16 | 4732313 |
17 | 7074704 |
18 | 10363744 |
19 | 14907249 |
20 | 21091767 |
21 | 29397864 |
22 | 40417532 |
23 | 54873907 |
24 | 73643493 |
25 | 97781096 |
26 | 128547680 |
[0,0,105,767,3160,9756,25163,57293,118936,229824, 419277,729531,1219856,1971580,3094143,4732313, 7074704,10363744,14907249,21091767,29397864, 40417532,54873907,73643493,97781096,128547680] |