The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 657339 |
| 2 | 15126495 |
| 3 | 170253735 |
| 4 | 1399219767 |
| 5 | 9656453079 |
| 6 | 59728974615 |
| 7 | 342996234135 |
| 8 | 1867389894807 |
| 9 | 9768453728919 |
| 10 | 49540857757335 |
| 11 | 245123724445335 |
| 12 | 1188721211741847 |
| 13 | 5669374461982359 |
| 14 | 26661906782549655 |
| 15 | 123891350653597335 |
| 16 | 569765357115700887 |
| 17 | 2596763217388533399 |
[657339,15126495,170253735,1399219767,9656453079, 59728974615,342996234135,1867389894807, 9768453728919,49540857757335,245123724445335, 1188721211741847,5669374461982359, 26661906782549655,123891350653597335, 569765357115700887,2596763217388533399] |