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 | 1 |
| 1 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 2 |
| 6 | 3 |
| 7 | 3 |
| 8 | 5 |
| 9 | 5 |
| 10 | 8 |
| 11 | 10 |
| 12 | 13 |
| 13 | 15 |
| 14 | 21 |
| 15 | 25 |
| 16 | 31 |
| 17 | 39 |
| 18 | 50 |
| 19 | 59 |
| 20 | 75 |
| 21 | 89 |
| 22 | 111 |
| 23 | 134 |
| 24 | 164 |
| 25 | 194 |
| 26 | 240 |
| 27 | 285 |
| 28 | 344 |
| 29 | 410 |
| 30 | 493 |
| 31 | 582 |
| 32 | 699 |
| 33 | 824 |
| 34 | 981 |
| 35 | 1157 |
| 36 | 1369 |
| 37 | 1606 |
| 38 | 1901 |
| 39 | 2223 |
| 40 | 2613 |
| 41 | 3054 |
| 42 | 3579 |
| 43 | 4166 |
| 44 | 4871 |
| 45 | 5658 |
| 46 | 6590 |
| 47 | 7645 |
| 48 | 8877 |
| 49 | 10264 |
| 50 | 11900 |
| 51 | 13733 |
| 52 | 15868 |
[1,0,1,1,1,2,3,3,5,5,8,10,13,15,21,25,31,39,50,59, 75,89,111,134,164,194,240,285,344,410,493,582,699, 824,981,1157,1369,1606,1901,2223,2613,3054,3579, 4166,4871,5658,6590,7645,8877,10264,11900,13733, 15868] |