The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 2 | 35 |
| 3 | 7 |
| 4 | 14 |
| 5 | 25 |
| 6 | 48 |
| 7 | 90 |
| 8 | 170 |
| 9 | 323 |
| 10 | 614 |
| 11 | 1165 |
| 12 | 2214 |
| 13 | 4206 |
| 14 | 7991 |
| 15 | 15182 |
| 16 | 28845 |
| 17 | 54804 |
| 18 | 104128 |
| 19 | 197842 |
| 20 | 375900 |
| 21 | 714210 |
| 22 | 1356999 |
| 23 | 2578297 |
| 24 | 4898763 |
| 25 | 9307650 |
| 26 | 17684535 |
| 27 | 33600615 |
| 28 | 63841169 |
| 29 | 121298220 |
| 30 | 230466618 |
| 31 | 437886575 |
| 32 | 831984491 |
| 33 | 1580770533 |
[35,7,14,25,48,90,170,323,614,1165,2214,4206,7991, 15182,28845,54804,104128,197842,375900,714210, 1356999,2578297,4898763,9307650,17684535,33600615, 63841169,121298220,230466618,437886575,831984491, 1580770533] |