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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 11 |
| 3 | 33 |
| 4 | 95 |
| 5 | 273 |
| 6 | 791 |
| 7 | 2313 |
| 8 | 6815 |
| 9 | 20193 |
| 10 | 60071 |
| 11 | 179193 |
| 12 | 535535 |
| 13 | 1602513 |
| 14 | 4799351 |
| 15 | 14381673 |
| 16 | 43112255 |
| 17 | 129271233 |
| 18 | 387682631 |
| 19 | 1162785753 |
| 20 | 3487832975 |
| 21 | 10462450353 |
| 22 | 31385253911 |
| 23 | 94151567433 |
| 24 | 282446313695 |
| 25 | 847322163873 |
[3,11,33,95,273,791,2313,6815,20193,60071,179193, 535535,1602513,4799351,14381673,43112255, 129271233,387682631,1162785753,3487832975, 10462450353,31385253911,94151567433,282446313695, 847322163873] |