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 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 6 |
| 7 | 8 |
| 8 | 12 |
| 9 | 16 |
| 10 | 22 |
| 11 | 29 |
| 12 | 40 |
| 13 | 52 |
| 14 | 69 |
| 15 | 90 |
| 16 | 118 |
| 17 | 151 |
| 18 | 195 |
| 19 | 248 |
| 20 | 317 |
| 21 | 400 |
| 22 | 505 |
| 23 | 632 |
| 24 | 793 |
| 25 | 985 |
| 26 | 1224 |
| 27 | 1512 |
| 28 | 1867 |
| 29 | 2291 |
| 30 | 2811 |
| 31 | 3431 |
| 32 | 4186 |
| 33 | 5084 |
| 34 | 6168 |
| 35 | 7456 |
| 36 | 9005 |
| 37 | 10836 |
| 38 | 13026 |
| 39 | 15613 |
| 40 | 18692 |
| 41 | 22316 |
| 42 | 26613 |
| 43 | 31659 |
| 44 | 37619 |
| 45 | 44601 |
| 46 | 52815 |
| 47 | 62416 |
| 48 | 73680 |
| 49 | 86809 |
| 50 | 102162 |
[1,1,1,2,3,4,6,8,12,16,22,29,40,52,69,90,118,151, 195,248,317,400,505,632,793,985,1224,1512,1867, 2291,2811,3431,4186,5084,6168,7456,9005,10836, 13026,15613,18692,22316,26613,31659,37619,44601, 52815,62416,73680,86809,102162] |