The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 9 |
| 3 | 12 |
| 4 | 25 |
| 5 | 45 |
| 6 | 49 |
| 7 | 121 |
| 8 | 169 |
| 9 | 289 |
| 10 | 361 |
| 11 | 529 |
| 12 | 637 |
| 13 | 841 |
| 14 | 961 |
| 15 | 1369 |
| 16 | 1681 |
| 17 | 1849 |
| 18 | 2209 |
| 19 | 2809 |
| 20 | 3481 |
| 21 | 3721 |
| 22 | 4489 |
| 23 | 5041 |
| 24 | 5329 |
| 25 | 6241 |
| 26 | 6889 |
| 27 | 7921 |
| 28 | 9409 |
| 29 | 10201 |
| 30 | 10609 |
| 31 | 11449 |
| 32 | 11881 |
| 33 | 12769 |
| 34 | 13357 |
| 35 | 16129 |
| 36 | 17161 |
| 37 | 18769 |
| 38 | 19321 |
| 39 | 22201 |
| 40 | 22801 |
| 41 | 24649 |
| 42 | 26569 |
| 43 | 27889 |
| 44 | 29929 |
| 45 | 32041 |
| 46 | 32761 |
| 47 | 36481 |
| 48 | 37249 |
| 49 | 38809 |
| 50 | 39601 |
| 51 | 44521 |
[4,9,12,25,45,49,121,169,289,361,529,637,841,961, 1369,1681,1849,2209,2809,3481,3721,4489,5041,5329, 6241,6889,7921,9409,10201,10609,11449,11881,12769, 13357,16129,17161,18769,19321,22201,22801,24649, 26569,27889,29929,32041,32761,36481,37249,38809, 39601,44521] |