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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 799799 |
| 3 | 1204280 |
| 4 | 2460975 |
| 5 | 3382379 |
| 6 | 6116175 |
| 7 | 7050120 |
| 8 | 8070699 |
| 9 | 13339424 |
| 10 | 20966049 |
| 11 | 28460600 |
| 12 | 41265680 |
| 13 | 41463135 |
| 14 | 52404624 |
| 15 | 66108399 |
| 16 | 68919080 |
| 17 | 72946224 |
| 18 | 81102944 |
| 19 | 84479680 |
| 20 | 102971924 |
| 21 | 106663304 |
| 22 | 110791736 |
| 23 | 112375899 |
| 24 | 115225439 |
| 25 | 118333215 |
| 26 | 131115984 |
| 27 | 132073424 |
[1,799799,1204280,2460975,3382379,6116175,7050120, 8070699,13339424,20966049,28460600,41265680, 41463135,52404624,66108399,68919080,72946224, 81102944,84479680,102971924,106663304,110791736, 112375899,115225439,118333215,131115984,132073424] |