The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 282 |
| 2 | 758 |
| 3 | 1779 |
| 4 | 4013 |
| 5 | 8914 |
| 6 | 19806 |
| 7 | 44104 |
| 8 | 98902 |
| 9 | 222987 |
| 10 | 506145 |
| 11 | 1154234 |
| 12 | 2644847 |
| 13 | 6079586 |
| 14 | 14016928 |
| 15 | 32378102 |
| 16 | 74921678 |
| 17 | 173549426 |
| 18 | 402401946 |
| 19 | 933565065 |
| 20 | 2166994001 |
| 21 | 5031542164 |
| 22 | 11686029668 |
| 23 | 27145660442 |
| 24 | 63066542163 |
| 25 | 146531950506 |
[282,758,1779,4013,8914,19806,44104,98902,222987, 506145,1154234,2644847,6079586,14016928,32378102, 74921678,173549426,402401946,933565065,2166994001, 5031542164,11686029668,27145660442,63066542163, 146531950506] |