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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 5 |
| 3 | 13 |
| 4 | 41 |
| 5 | 81 |
| 6 | 257 |
| 7 | 449 |
| 8 | 1313 |
| 9 | 2497 |
| 10 | 6465 |
| 11 | 11265 |
| 12 | 33665 |
| 13 | 53249 |
| 14 | 143617 |
| 15 | 269313 |
| 16 | 672257 |
| 17 | 1114113 |
| 18 | 3159041 |
| 19 | 4980737 |
| 20 | 13568001 |
| 21 | 23904257 |
| 22 | 57675777 |
| 23 | 96468993 |
| 24 | 275980289 |
| 25 | 424673281 |
| 26 | 1090535425 |
| 27 | 1963720705 |
| 28 | 4823482369 |
| 29 | 7784628225 |
[1,5,13,41,81,257,449,1313,2497,6465,11265,33665, 53249,143617,269313,672257,1114113,3159041, 4980737,13568001,23904257,57675777,96468993, 275980289,424673281,1090535425,1963720705, 4823482369,7784628225] |