Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 6 |
3 | 18 |
4 | 42 |
5 | 108 |
6 | 270 |
7 | 594 |
8 | 1350 |
9 | 3008 |
10 | 6678 |
11 | 14620 |
12 | 31724 |
13 | 67712 |
14 | 143792 |
15 | 305856 |
16 | 651126 |
17 | 1377918 |
18 | 2908308 |
19 | 6120672 |
20 | 12848472 |
21 | 26854938 |
22 | 55963260 |
23 | 116389896 |
24 | 241526012 |
25 | 500796416 |
26 | 1037764968 |
27 | 2147851712 |
28 | 4440630150 |
29 | 9176799780 |
30 | 18946755918 |
31 | 39092425578 |
32 | 80569691202 |
[1,2,6,18,42,108,270,594,1350,3008,6678,14620, 31724,67712,143792,305856,651126,1377918,2908308, 6120672,12848472,26854938,55963260,116389896, 241526012,500796416,1037764968,2147851712, 4440630150,9176799780,18946755918,39092425578, 80569691202] |