The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 5 |
| 3 | 19 |
| 4 | 65 |
| 5 | 195 |
| 6 | 461 |
| 7 | 971 |
| 8 | 1737 |
| 9 | 2995 |
| 10 | 4617 |
| 11 | 7203 |
| 12 | 10385 |
| 13 | 14779 |
| 14 | 20125 |
| 15 | 27155 |
| 16 | 35481 |
| 17 | 46051 |
| 18 | 58277 |
| 19 | 73395 |
| 20 | 90323 |
| 21 | 111403 |
| 22 | 134765 |
| 23 | 162539 |
| 24 | 193385 |
| 25 | 229515 |
| 26 | 269301 |
| 27 | 315331 |
| 28 | 365617 |
| 29 | 423195 |
| 30 | 485617 |
| 31 | 556603 |
| 32 | 633145 |
| 33 | 719299 |
| 34 | 811845 |
| 35 | 915275 |
| 36 | 1025921 |
| 37 | 1148811 |
| 38 | 1279757 |
| 39 | 1424395 |
| 40 | 1577723 |
| 41 | 1746803 |
[2,5,19,65,195,461,971,1737,2995,4617,7203,10385, 14779,20125,27155,35481,46051,58277,73395,90323, 111403,134765,162539,193385,229515,269301,315331, 365617,423195,485617,556603,633145,719299,811845, 915275,1025921,1148811,1279757,1424395,1577723, 1746803] |