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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 2 |
| 4 | 5 |
| 5 | 7 |
| 6 | 14 |
| 7 | 26 |
| 8 | 56 |
| 9 | 56 |
| 10 | 138 |
| 11 | 306 |
| 12 | 612 |
| 13 | 612 |
| 14 | 1224 |
| 15 | 3004 |
| 16 | 5758 |
| 17 | 11822 |
| 18 | 23476 |
| 19 | 45284 |
| 20 | 91792 |
| 21 | 184140 |
| 22 | 368224 |
| 23 | 735948 |
| 24 | 1472492 |
| 25 | 2944996 |
| 26 | 5889992 |
| 27 | 11411652 |
| 28 | 23191624 |
| 29 | 46290860 |
| 30 | 92672900 |
| 31 | 185346856 |
| 32 | 370693871 |
| 33 | 741375929 |
| 34 | 1479818680 |
| 35 | 2962582344 |
| 36 | 5925164688 |
[1,2,2,5,7,14,26,56,56,138,306,612,612,1224,3004, 5758,11822,23476,45284,91792,184140,368224,735948, 1472492,2944996,5889992,11411652,23191624, 46290860,92672900,185346856,370693871,741375929, 1479818680,2962582344,5925164688] |