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| n | a(n) |
|---|---|
| 1 | 2189 |
| 2 | 20484 |
| 3 | 186162 |
| 4 | 1720147 |
| 5 | 16024915 |
| 6 | 149982413 |
| 7 | 1401489913 |
| 8 | 13088358653 |
| 9 | 122472226217 |
| 10 | 1147464543755 |
| 11 | 10745979550709 |
| 12 | 100582710069148 |
| 13 | 941698101355544 |
| 14 | 8820201458359056 |
| 15 | 82614010198580274 |
| 16 | 773674969786165964 |
[2189,20484,186162,1720147,16024915,149982413, 1401489913,13088358653,122472226217,1147464543755, 10745979550709,100582710069148,941698101355544, 8820201458359056,82614010198580274, 773674969786165964] |