Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 6 |
3 | 24 |
4 | 105 |
5 | 440 |
6 | 1872 |
7 | 7917 |
8 | 33558 |
9 | 142120 |
10 | 602085 |
11 | 2550384 |
12 | 10803744 |
13 | 45765161 |
14 | 193864710 |
15 | 821223480 |
16 | 3478759473 |
17 | 14736260008 |
18 | 62423801712 |
19 | 264431463285 |
20 | 1120149660630 |
21 | 4745030096456 |
22 | 20100270061581 |
23 | 85146110318304 |
24 | 360684711374400 |
25 | 1527884955751825 |
[1,6,24,105,440,1872,7917,33558,142120,602085, 2550384,10803744,45765161,193864710,821223480, 3478759473,14736260008,62423801712,264431463285, 1120149660630,4745030096456,20100270061581, 85146110318304,360684711374400,1527884955751825] |