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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 7 |
| 4 | 16 |
| 5 | 23 |
| 6 | 126 |
| 7 | 53 |
| 8 | 512 |
| 9 | 2401 |
| 10 | 1150 |
| 11 | 97 |
| 12 | 9072 |
| 13 | 151 |
| 14 | 5194 |
| 15 | 27209 |
| 16 | 65536 |
| 17 | 227 |
| 18 | 388962 |
| 19 | 311 |
| 20 | 230000 |
| 21 | 133931 |
| 22 | 23474 |
| 23 | 419 |
| 24 | 2612736 |
| 25 | 279841 |
| 26 | 51038 |
| 27 | 40353607 |
| 28 | 2036048 |
| 29 | 541 |
| 30 | 12244050 |
| 31 | 661 |
| 32 | 33554432 |
| 33 | 571039 |
| 34 | 131206 |
| 35 | 1668811 |
| 36 | 252047376 |
| 37 | 827 |
| 38 | 224542 |
| 39 | 1447033 |
[1,2,7,16,23,126,53,512,2401,1150,97,9072,151, 5194,27209,65536,227,388962,311,230000,133931, 23474,419,2612736,279841,51038,40353607,2036048, 541,12244050,661,33554432,571039,131206,1668811, 252047376,827,224542,1447033] |