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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 11 |
| 3 | 283 |
| 4 | 14855 |
| 5 | 1310011 |
| 6 | 172520351 |
| 7 | 31513669363 |
| 8 | 7595793146855 |
| 9 | 2330879613371851 |
| 10 | 886383762411615791 |
| 11 | 408963256168949033443 |
| 12 | 225040270250903527024055 |
| 13 | 145601653678200482159541691 |
| 14 | 109437844707983885536850408831 |
| 15 | 94572173789825201408460630621523 |
| 16 | 93118733370917669491764504635160455 |
| 17 | 103644400582305503214140030821130959531 |
| 18 | 129490690058782610512772741408027302955471 |
| 19 | 180464581077334737195826400036356606725361603 |
[1,1,11,283,14855,1310011,172520351,31513669363, 7595793146855,2330879613371851,886383762411615791, 408963256168949033443,225040270250903527024055, 145601653678200482159541691, 109437844707983885536850408831, 94572173789825201408460630621523, 93118733370917669491764504635160455, 103644400582305503214140030821130959531, 129490690058782610512772741408027302955471, 180464581077334737195826400036356606725361603] |