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 | 2 |
| 2 | 5 |
| 3 | 9 |
| 4 | 16 |
| 5 | 25 |
| 6 | 39 |
| 7 | 56 |
| 8 | 80 |
| 9 | 109 |
| 10 | 147 |
| 11 | 192 |
| 12 | 249 |
| 13 | 315 |
| 14 | 396 |
| 15 | 489 |
| 16 | 600 |
| 17 | 726 |
| 18 | 874 |
| 19 | 1040 |
| 20 | 1232 |
| 21 | 1446 |
| 22 | 1690 |
| 23 | 1960 |
| 24 | 2265 |
| 25 | 2600 |
| 26 | 2975 |
| 27 | 3385 |
| 28 | 3840 |
| 29 | 4335 |
| 30 | 4881 |
| 31 | 5472 |
| 32 | 6120 |
| 33 | 6819 |
| 34 | 7581 |
| 35 | 8400 |
| 36 | 9289 |
| 37 | 10241 |
| 38 | 11270 |
| 39 | 12369 |
| 40 | 13552 |
| 41 | 14812 |
| 42 | 16164 |
| 43 | 17600 |
| 44 | 19136 |
[1,2,5,9,16,25,39,56,80,109,147,192,249,315,396, 489,600,726,874,1040,1232,1446,1690,1960,2265, 2600,2975,3385,3840,4335,4881,5472,6120,6819,7581, 8400,9289,10241,11270,12369,13552,14812,16164, 17600,19136] |