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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 8 |
| 3 | 16 |
| 4 | 24 |
| 5 | 48 |
| 6 | 80 |
| 7 | 168 |
| 8 | 296 |
| 9 | 624 |
| 10 | 1144 |
| 11 | 2424 |
| 12 | 4552 |
| 13 | 9680 |
| 14 | 18480 |
| 15 | 39368 |
| 16 | 76128 |
| 17 | 162376 |
| 18 | 317288 |
| 19 | 677624 |
| 20 | 1335688 |
| 21 | 2856536 |
| 22 | 5672576 |
| 23 | 12149080 |
| 24 | 24280768 |
| 25 | 52079424 |
| 26 | 104665200 |
| 27 | 224825088 |
| 28 | 454047672 |
| 29 | 976721744 |
| 30 | 1981083216 |
| 31 | 4267578200 |
| 32 | 8689274768 |
| 33 | 18743542208 |
| 34 | 38295782400 |
| 35 | 82715689712 |
[4,8,16,24,48,80,168,296,624,1144,2424,4552,9680, 18480,39368,76128,162376,317288,677624,1335688, 2856536,5672576,12149080,24280768,52079424, 104665200,224825088,454047672,976721744, 1981083216,4267578200,8689274768,18743542208, 38295782400,82715689712] |