The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 3 | 3 |
| 4 | 12 |
| 5 | 32 |
| 6 | 79 |
| 7 | 160 |
| 8 | 318 |
| 9 | 573 |
| 10 | 1013 |
| 11 | 1683 |
| 12 | 2776 |
| 13 | 4366 |
| 14 | 6820 |
| 15 | 10325 |
| 16 | 15503 |
| 17 | 22721 |
| 18 | 33105 |
| 19 | 47289 |
| 20 | 67177 |
| 21 | 93990 |
| 22 | 130747 |
| 23 | 179636 |
| 24 | 245613 |
| 25 | 332243 |
| 26 | 447368 |
| 27 | 597142 |
| 28 | 793508 |
| 29 | 1046512 |
| 30 | 1374713 |
| 31 | 1793842 |
| 32 | 2332053 |
| 33 | 3014392 |
| 34 | 3882511 |
| 35 | 4975306 |
| 36 | 6354950 |
| 37 | 8079980 |
| 38 | 10241877 |
[3,12,32,79,160,318,573,1013,1683,2776,4366,6820, 10325,15503,22721,33105,47289,67177,93990,130747, 179636,245613,332243,447368,597142,793508,1046512, 1374713,1793842,2332053,3014392,3882511,4975306, 6354950,8079980,10241877] |