The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 256 |
| 2 | 3040 |
| 3 | 36192 |
| 4 | 432292 |
| 5 | 5161664 |
| 6 | 61594004 |
| 7 | 735086888 |
| 8 | 8773890972 |
| 9 | 104720819952 |
| 10 | 1249859692764 |
| 11 | 14917390553320 |
| 12 | 178044031444660 |
| 13 | 2125010749541696 |
| 14 | 25362620152707220 |
| 15 | 302710385864023592 |
[256,3040,36192,432292,5161664,61594004,735086888, 8773890972,104720819952,1249859692764, 14917390553320,178044031444660,2125010749541696, 25362620152707220,302710385864023592] |