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| n | a(n) |
|---|---|
| 0 | 426 |
| 1 | 110582 |
| 2 | 1543242 |
| 3 | 12208658 |
| 4 | 76176642 |
| 5 | 419676194 |
| 6 | 2147525346 |
| 7 | 10478078306 |
| 8 | 49478563938 |
| 9 | 228185184866 |
| 10 | 1033790121570 |
| 11 | 4619196304994 |
| 12 | 20412418326114 |
| 13 | 89390811225698 |
| 14 | 388524258582114 |
| 15 | 1677932514369122 |
| 16 | 7207051830287970 |
| 17 | 30809448121032290 |
| 18 | 131162651106926178 |
| 19 | 556349805776789090 |
| 20 | 2352195514241310306 |
[426,110582,1543242,12208658,76176642,419676194, 2147525346,10478078306,49478563938,228185184866, 1033790121570,4619196304994,20412418326114, 89390811225698,388524258582114,1677932514369122, 7207051830287970,30809448121032290, 131162651106926178,556349805776789090, 2352195514241310306] |