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| n | a(n) |
|---|---|
| 1 | 83 |
| 2 | 527 |
| 3 | 2751 |
| 4 | 12556 |
| 5 | 51716 |
| 6 | 196332 |
| 7 | 698368 |
| 8 | 2354506 |
| 9 | 7588856 |
| 10 | 23546007 |
| 11 | 70707020 |
| 12 | 206386734 |
| 13 | 587661423 |
| 14 | 1637093549 |
| 15 | 4472821323 |
| 16 | 12010323349 |
| 17 | 31751145484 |
| 18 | 82765882160 |
| 19 | 213010026700 |
| 20 | 541875786236 |
| 21 | 1363898055174 |
| 22 | 3399595078284 |
[83,527,2751,12556,51716,196332,698368,2354506, 7588856,23546007,70707020,206386734,587661423, 1637093549,4472821323,12010323349,31751145484, 82765882160,213010026700,541875786236, 1363898055174,3399595078284] |