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| n | a(n) |
|---|---|
| 3 | 76 |
| 4 | 164 |
| 5 | 340 |
| 6 | 692 |
| 7 | 1396 |
| 8 | 2804 |
| 9 | 5620 |
| 10 | 11252 |
| 11 | 22516 |
| 12 | 45044 |
| 13 | 90100 |
| 14 | 180212 |
| 15 | 360436 |
| 16 | 720884 |
| 17 | 1441780 |
| 18 | 2883572 |
| 19 | 5767156 |
| 20 | 11534324 |
| 21 | 23068660 |
| 22 | 46137332 |
| 23 | 92274676 |
| 24 | 184549364 |
| 25 | 369098740 |
| 26 | 738197492 |
| 27 | 1476394996 |
| 28 | 2952790004 |
| 29 | 5905580020 |
[76,164,340,692,1396,2804,5620,11252,22516,45044, 90100,180212,360436,720884,1441780,2883572, 5767156,11534324,23068660,46137332,92274676, 184549364,369098740,738197492,1476394996, 2952790004,5905580020] |