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| n | a(n) |
|---|---|
| 1 | 28456 |
| 2 | 190213 |
| 3 | 994030 |
| 4 | 4416061 |
| 5 | 17202711 |
| 6 | 60472234 |
| 7 | 195029867 |
| 8 | 584383121 |
| 9 | 1641320797 |
| 10 | 4350649060 |
| 11 | 10946535213 |
| 12 | 26264135834 |
| 13 | 60344532228 |
| 14 | 133238716551 |
| 15 | 283638236272 |
| 16 | 583811316064 |
| 17 | 1164928298365 |
| 18 | 2258673657000 |
| 19 | 4264498245386 |
[28456,190213,994030,4416061,17202711,60472234, 195029867,584383121,1641320797,4350649060, 10946535213,26264135834,60344532228,133238716551, 283638236272,583811316064,1164928298365, 2258673657000,4264498245386] |