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| n | a(n) |
|---|---|
| 1 | 294960 |
| 2 | 1323419 |
| 3 | 3806582 |
| 4 | 16029944 |
| 5 | 65947572 |
| 6 | 288227428 |
| 7 | 1319588040 |
| 8 | 6258499571 |
| 9 | 30740458420 |
| 10 | 154896105994 |
| 11 | 803422614946 |
| 12 | 4203201161959 |
| 13 | 22335573948996 |
| 14 | 119243945190445 |
| 15 | 640166078120864 |
| 16 | 3442579211591932 |
[294960,1323419,3806582,16029944,65947572, 288227428,1319588040,6258499571,30740458420, 154896105994,803422614946,4203201161959, 22335573948996,119243945190445,640166078120864, 3442579211591932] |