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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 4 |
| 3 | 4 |
| 4 | 4 |
| 5 | 16 |
| 6 | 32 |
| 7 | 64 |
| 8 | 128 |
| 9 | 128 |
| 10 | 320 |
| 11 | 1152 |
| 12 | 1792 |
| 13 | 3584 |
| 14 | 8704 |
| 15 | 16384 |
| 16 | 28672 |
| 17 | 65536 |
| 18 | 118784 |
| 19 | 221184 |
| 20 | 483328 |
| 21 | 851968 |
| 22 | 1720320 |
| 23 | 3866624 |
| 24 | 6815744 |
| 25 | 14483456 |
| 26 | 31719424 |
| 27 | 55574528 |
| 28 | 113770496 |
| 29 | 246939648 |
| 30 | 438304768 |
| 31 | 837812224 |
| 32 | 1790967808 |
| 33 | 3309305856 |
[2,4,4,4,16,32,64,128,128,320,1152,1792,3584,8704, 16384,28672,65536,118784,221184,483328,851968, 1720320,3866624,6815744,14483456,31719424, 55574528,113770496,246939648,438304768,837812224, 1790967808,3309305856] |