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) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 3 |
| 4 | 5 |
| 5 | 6 |
| 6 | 10 |
| 7 | 11 |
| 8 | 15 |
| 9 | 16 |
| 10 | 20 |
| 11 | 21 |
| 12 | 25 |
| 13 | 26 |
| 14 | 28 |
| 15 | 30 |
| 16 | 31 |
| 17 | 35 |
| 18 | 36 |
| 19 | 40 |
| 20 | 41 |
| 21 | 45 |
| 22 | 46 |
| 23 | 50 |
| 24 | 51 |
| 25 | 53 |
| 26 | 55 |
| 27 | 56 |
| 28 | 60 |
| 29 | 61 |
| 30 | 65 |
| 31 | 66 |
| 32 | 70 |
| 33 | 71 |
| 34 | 75 |
| 35 | 76 |
| 36 | 78 |
| 37 | 80 |
| 38 | 81 |
| 39 | 85 |
| 40 | 86 |
| 41 | 90 |
| 42 | 91 |
| 43 | 95 |
| 44 | 96 |
[0,1,3,5,6,10,11,15,16,20,21,25,26,28,30,31,35,36, 40,41,45,46,50,51,53,55,56,60,61,65,66,70,71,75, 76,78,80,81,85,86,90,91,95,96] |