n | a(n) |
---|---|
0 | 1 |
1 | 23 |
2 | 265 |
3 | 2047 |
4 | 11969 |
5 | 56695 |
6 | 227305 |
7 | 795455 |
8 | 2485825 |
9 | 7059735 |
10 | 18474633 |
11 | 45046719 |
12 | 103274625 |
13 | 224298231 |
14 | 464387817 |
15 | 921406335 |
16 | 1759885185 |
17 | 3248227095 |
18 | 5812626185 |
19 | 10113604735 |
20 | 17152640321 |
21 | 28418229623 |
22 | 46082942185 |
23 | 73265596607 |
24 | 114375683009 |
[1,23,265,2047,11969,56695,227305,795455,2485825, 7059735,18474633,45046719,103274625,224298231, 464387817,921406335,1759885185,3248227095, 5812626185,10113604735,17152640321,28418229623, 46082942185,73265596607,114375683009] |