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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 5 |
| 3 | 8 |
| 4 | 34 |
| 5 | 88 |
| 6 | 421 |
| 7 | 1696 |
| 8 | 8373 |
| 9 | 40681 |
| 10 | 211234 |
| 11 | 1111148 |
| 12 | 5987390 |
| 13 | 32752144 |
| 14 | 181900825 |
| 15 | 1022304310 |
| 16 | 5807285713 |
| 17 | 33301251729 |
| 18 | 192592146915 |
| 19 | 1122301928144 |
| 20 | 6585197085192 |
| 21 | 38881934489280 |
| 22 | 230894913761474 |
| 23 | 1378357322150656 |
| 24 | 8268192777096128 |
[1,5,8,34,88,421,1696,8373,40681,211234,1111148, 5987390,32752144,181900825,1022304310,5807285713, 33301251729,192592146915,1122301928144, 6585197085192,38881934489280,230894913761474, 1378357322150656,8268192777096128] |