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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 4 |
| 3 | 71 |
| 4 | 124 |
| 5 | 11111 |
| 6 | 92402 |
| 7 | 257189 |
| 8 | 43708274 |
| 9 | 2344987003 |
| 10 | 1855369084 |
| 11 | 2729707472269 |
| 12 | 11281836318542 |
| 13 | 1705853427969059 |
| 14 | 120757830191824486 |
| 15 | 1124815045783478971 |
| 16 | 118422287191742563724 |
| 17 | 1291008724583331399881 |
| 18 | 113743044027018860349034 |
| 19 | 70575236921156825443680027 |
| 20 | 8002471039307070610187173702 |
[1,4,71,124,11111,92402,257189,43708274, 2344987003,1855369084,2729707472269, 11281836318542,1705853427969059, 120757830191824486,1124815045783478971, 118422287191742563724,1291008724583331399881, 113743044027018860349034, 70575236921156825443680027, 8002471039307070610187173702] |