The OEIS is supported by the many generous donors to the OEIS Foundation.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 12 |
| 3 | 84 |
| 4 | 324 |
| 5 | 924 |
| 6 | 2184 |
| 7 | 4536 |
| 8 | 8568 |
| 9 | 15048 |
| 10 | 24948 |
| 11 | 39468 |
| 12 | 60060 |
| 13 | 88452 |
| 14 | 126672 |
| 15 | 177072 |
| 16 | 242352 |
| 17 | 325584 |
| 18 | 430236 |
| 19 | 560196 |
| 20 | 719796 |
| 21 | 913836 |
| 22 | 1147608 |
| 23 | 1426920 |
| 24 | 1758120 |
| 25 | 2148120 |
| 26 | 2604420 |
| 27 | 3135132 |
| 28 | 3749004 |
| 29 | 4455444 |
| 30 | 5264544 |
| 31 | 6187104 |
| 32 | 7234656 |
| 33 | 8419488 |
| 34 | 9754668 |
[0,0,12,84,324,924,2184,4536,8568,15048,24948, 39468,60060,88452,126672,177072,242352,325584, 430236,560196,719796,913836,1147608,1426920, 1758120,2148120,2604420,3135132,3749004,4455444, 5264544,6187104,7234656,8419488,9754668] |