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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 7 |
| 4 | 14 |
| 5 | 63 |
| 6 | 284 |
| 7 | 2385 |
| 8 | 3940 |
| 9 | 87717 |
| 10 | 940126 |
| 11 | 12743267 |
| 12 | 30055618 |
| 13 | 562302323 |
| 14 | 9005878920 |
| 15 | 423435780989 |
| 16 | 2080544097000 |
| 17 | 24457758561001 |
| 18 | 444510436079706 |
| 19 | 17533073308723423 |
| 20 | 46973556239255702 |
| 21 | 7501223613055891783 |
| 22 | 178483805340054632084 |
| 23 | 4396051786608296882889 |
| 24 | -31788150263554644516724 |
[1,2,7,14,63,284,2385,3940,87717,940126,12743267, 30055618,562302323,9005878920,423435780989, 2080544097000,24457758561001,444510436079706, 17533073308723423,46973556239255702, 7501223613055891783,178483805340054632084, 4396051786608296882889,-31788150263554644516724] |