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| n | a(n) |
|---|---|
| 1 | 10 |
| 2 | 34 |
| 3 | 233 |
| 4 | 1114 |
| 5 | 4350 |
| 6 | 16117 |
| 7 | 60252 |
| 8 | 226309 |
| 9 | 831045 |
| 10 | 2932198 |
| 11 | 9899904 |
| 12 | 32047091 |
| 13 | 99786646 |
| 14 | 299774977 |
| 15 | 871181292 |
| 16 | 2454943142 |
| 17 | 6722356023 |
| 18 | 17921513868 |
| 19 | 46593529264 |
| 20 | 118305418513 |
| 21 | 293738371262 |
| 22 | 713963398966 |
| 23 | 1700512384149 |
[10,34,233,1114,4350,16117,60252,226309,831045, 2932198,9899904,32047091,99786646,299774977, 871181292,2454943142,6722356023,17921513868, 46593529264,118305418513,293738371262, 713963398966,1700512384149] |