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| n | a(n) |
|---|---|
| 1 | 17 |
| 2 | 353 |
| 3 | 7793 |
| 4 | 45377 |
| 5 | 588737 |
| 6 | 1603073 |
| 7 | 2131937 |
| 8 | 2782097 |
| 9 | 23705153 |
| 10 | 27488177 |
| 11 | 36393857 |
| 12 | 142457633 |
| 13 | 156688577 |
| 14 | 288296417 |
| 15 | 423617057 |
| 16 | 780627473 |
| 17 | 830968337 |
| 18 | 938914433 |
| 19 | 1254730193 |
| 20 | 5724613457 |
| 21 | 9150064577 |
| 22 | 13500386657 |
| 23 | 15247220033 |
[17,353,7793,45377,588737,1603073,2131937,2782097, 23705153,27488177,36393857,142457633,156688577, 288296417,423617057,780627473,830968337,938914433, 1254730193,5724613457,9150064577,13500386657, 15247220033] |