The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | 7 |
| 3 | 25 |
| 4 | 70 |
| 5 | 49 |
| 6 | 125 |
| 7 | 525 |
| 8 | 735 |
| 9 | 343 |
| 10 | 625 |
| 11 | 3500 |
| 12 | 7350 |
| 13 | 6860 |
| 14 | 2401 |
| 15 | 3125 |
| 16 | 21875 |
| 17 | 61250 |
| 18 | 85750 |
| 19 | 60025 |
| 20 | 16807 |
| 21 | 15625 |
| 22 | 131250 |
| 23 | 459375 |
| 24 | 857500 |
| 25 | 900375 |
| 26 | 504210 |
| 27 | 117649 |
| 28 | 78125 |
| 29 | 765625 |
| 30 | 3215625 |
| 31 | 7503125 |
| 32 | 10504375 |
| 33 | 8823675 |
| 34 | 4117715 |
[1,5,7,25,70,49,125,525,735,343,625,3500,7350, 6860,2401,3125,21875,61250,85750,60025,16807, 15625,131250,459375,857500,900375,504210,117649, 78125,765625,3215625,7503125,10504375,8823675, 4117715] |