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| n | a(n) |
|---|---|
| 2 | 3 |
| 3 | 7 |
| 4 | 13 |
| 5 | 521 |
| 6 | 31 |
| 7 | 43 |
| 8 | 0 |
| 9 | 73 |
| 10 | 9091 |
| 11 | 13421 |
| 12 | 19141 |
| 13 | 157 |
| 14 | 7027567 |
| 15 | 211 |
| 16 | 241 |
| 17 | 22796593 |
| 18 | 307 |
| 19 | 274019342889240109297 |
| 20 | 152381 |
| 21 | 421 |
| 22 | 463 |
| 23 | 39700406579747 |
| 24 | 183458857 |
| 25 | 601 |
| 26 | 135938684703251 |
| 27 | 0 |
| 28 | 757 |
| 29 | 574995877 |
[3,7,13,521,31,43,0,73,9091,13421,19141,157, 7027567,211,241,22796593,307, 274019342889240109297,152381,421,463, 39700406579747,183458857,601,135938684703251,0, 757,574995877] |