Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 15 |
2 | 109 |
3 | 611 |
4 | 3635 |
5 | 21717 |
6 | 129323 |
7 | 770747 |
8 | 4593729 |
9 | 27378111 |
10 | 163172235 |
11 | 972498865 |
12 | 5796045587 |
13 | 34544152883 |
14 | 205881488613 |
15 | 1227043758875 |
16 | 7313121735911 |
17 | 43585853505657 |
18 | 259769588739759 |
19 | 1548214244035995 |
[15,109,611,3635,21717,129323,770747,4593729, 27378111,163172235,972498865,5796045587, 34544152883,205881488613,1227043758875, 7313121735911,43585853505657,259769588739759, 1548214244035995] |