Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 5 |
3 | 16 |
4 | 52 |
5 | 179 |
6 | 657 |
7 | 2445 |
8 | 9340 |
9 | 36701 |
10 | 145628 |
11 | 586312 |
12 | 2398468 |
13 | 9879421 |
14 | 41072067 |
15 | 172514552 |
16 | 728279781 |
17 | 3094286178 |
18 | 13241783880 |
19 | 56885626708 |
20 | 245535890251 |
21 | 1065461753201 |
22 | 4637394881411 |
23 | 20257808425487 |
24 | 88856696223318 |
25 | 390704372696703 |
26 | 1722913681845064 |
27 | 7622404131695837 |
[1,2,5,16,52,179,657,2445,9340,36701,145628, 586312,2398468,9879421,41072067,172514552, 728279781,3094286178,13241783880,56885626708, 245535890251,1065461753201,4637394881411, 20257808425487,88856696223318,390704372696703, 1722913681845064,7622404131695837] |