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 | 0 |
| 3 | 0 |
| 4 | 7 |
| 5 | 9 |
| 6 | 11 |
| 7 | 13 |
| 8 | 28 |
| 9 | 45 |
| 10 | 51 |
| 11 | 57 |
| 12 | 80 |
| 13 | 88 |
| 14 | 96 |
| 15 | 104 |
| 16 | 135 |
| 17 | 145 |
| 18 | 180 |
| 19 | 192 |
| 20 | 231 |
| 21 | 245 |
| 22 | 259 |
| 23 | 273 |
| 24 | 320 |
| 25 | 369 |
| 26 | 387 |
| 27 | 440 |
| 28 | 495 |
| 29 | 517 |
| 30 | 539 |
| 31 | 561 |
| 32 | 624 |
| 33 | 648 |
| 34 | 672 |
| 35 | 696 |
| 36 | 767 |
| 37 | 793 |
| 38 | 819 |
| 39 | 845 |
| 40 | 924 |
| 41 | 952 |
| 42 | 980 |
| 43 | 1008 |
| 44 | 1095 |
| 45 | 1184 |
| 46 | 1216 |
| 47 | 1248 |
| 48 | 1343 |
| 49 | 1440 |
| 50 | 1539 |
| 51 | 1577 |
| 52 | 1680 |
| 53 | 1720 |
[0,0,0,7,9,11,13,28,45,51,57,80,88,96,104,135,145, 180,192,231,245,259,273,320,369,387,440,495,517, 539,561,624,648,672,696,767,793,819,845,924,952, 980,1008,1095,1184,1216,1248,1343,1440,1539,1577, 1680,1720] |