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A249229 as a simple table
| n | a(n) |
|---|---|
| 1 | 10620 |
| 2 | 36880 |
| 3 | 128436 |
| 4 | 448148 |
| 5 | 1566052 |
| 6 | 5479172 |
| 7 | 19188990 |
| 8 | 67392884 |
| 9 | 236812732 |
| 10 | 832339890 |
| 11 | 2925863658 |
| 12 | 10285884920 |
| 13 | 36163850136 |
| 14 | 127208446490 |
| 15 | 447538047006 |
| 16 | 1574600351516 |
| 17 | 5540083564394 |
| 18 | 19492125637516 |
| 19 | 68581278998890 |
[10620,36880,128436,448148,1566052,5479172, 19188990,67392884,236812732,832339890,2925863658, 10285884920,36163850136,127208446490,447538047006, 1574600351516,5540083564394,19492125637516, 68581278998890] |