Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 4 |
2 | 13 |
3 | 20 |
4 | 40 |
5 | 89 |
6 | 195 |
7 | 451 |
8 | 1046 |
9 | 2453 |
10 | 5810 |
11 | 13796 |
12 | 32903 |
13 | 78633 |
14 | 188163 |
15 | 450830 |
16 | 1080857 |
17 | 2592672 |
18 | 6221496 |
19 | 14932953 |
20 | 35849159 |
21 | 86073611 |
22 | 206681378 |
23 | 496321653 |
24 | 1191918914 |
25 | 2862503060 |
26 | 6874749395 |
27 | 16511107561 |
28 | 39655346739 |
29 | 95242735994 |
[4,13,20,40,89,195,451,1046,2453,5810,13796,32903, 78633,188163,450830,1080857,2592672,6221496, 14932953,35849159,86073611,206681378,496321653, 1191918914,2862503060,6874749395,16511107561, 39655346739,95242735994] |