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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 395 |
| 3 | 2048 |
| 4 | 9413 |
| 5 | 30848 |
| 6 | 84259 |
| 7 | 254768 |
| 8 | 623429 |
| 9 | 1339180 |
| 10 | 2651723 |
| 11 | 4918176 |
| 12 | 8613241 |
| 13 | 14300466 |
| 14 | 23831731 |
| 15 | 37682966 |
| 16 | 57125273 |
| 17 | 83685790 |
| 18 | 119286743 |
| 19 | 166241056 |
| 20 | 227352201 |
| 21 | 312273604 |
| 22 | 421033389 |
| 23 | 558357914 |
| 24 | 729671371 |
| 25 | 940792978 |
[2,395,2048,9413,30848,84259,254768,623429, 1339180,2651723,4918176,8613241,14300466,23831731, 37682966,57125273,83685790,119286743,166241056, 227352201,312273604,421033389,558357914,729671371, 940792978] |