The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 2649601 |
| 2 | 139478401 |
| 3 | 483667201 |
| 4 | 1035216001 |
| 5 | 1794124801 |
| 6 | 2760393601 |
| 7 | 3934022401 |
| 8 | 5315011201 |
| 9 | 6903360001 |
| 10 | 8699068801 |
| 11 | 10702137601 |
| 12 | 12912566401 |
| 13 | 15330355201 |
| 14 | 17955504001 |
| 15 | 20788012801 |
| 16 | 23827881601 |
| 17 | 27075110401 |
| 18 | 30529699201 |
[2649601,139478401,483667201,1035216001, 1794124801,2760393601,3934022401,5315011201, 6903360001,8699068801,10702137601,12912566401, 15330355201,17955504001,20788012801,23827881601, 27075110401,30529699201] |