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| n | a(n) |
|---|---|
| 1 | 265 |
| 2 | 522 |
| 3 | 964 |
| 4 | 2005 |
| 5 | 4405 |
| 6 | 9989 |
| 7 | 22601 |
| 8 | 50980 |
| 9 | 114903 |
| 10 | 261406 |
| 11 | 602851 |
| 12 | 1401088 |
| 13 | 3245506 |
| 14 | 7500936 |
| 15 | 17319501 |
| 16 | 40038474 |
| 17 | 92880007 |
| 18 | 215939488 |
| 19 | 501628958 |
| 20 | 1164460794 |
| 21 | 2701599314 |
| 22 | 6267866505 |
| 23 | 14554457354 |
| 24 | 33816400387 |
| 25 | 78558506481 |
[265,522,964,2005,4405,9989,22601,50980,114903, 261406,602851,1401088,3245506,7500936,17319501, 40038474,92880007,215939488,501628958,1164460794, 2701599314,6267866505,14554457354,33816400387, 78558506481] |