The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 9 |
| 2 | 29 |
| 3 | 66 |
| 4 | 130 |
| 5 | 214 |
| 6 | 355 |
| 7 | 504 |
| 8 | 748 |
| 9 | 997 |
| 10 | 1366 |
| 11 | 1742 |
| 12 | 2246 |
| 13 | 2771 |
| 14 | 3467 |
| 15 | 4127 |
| 16 | 5020 |
| 17 | 5901 |
| 18 | 6993 |
| 19 | 8110 |
| 20 | 9431 |
| 21 | 10783 |
| 22 | 12436 |
| 23 | 14013 |
| 24 | 15925 |
| 25 | 17786 |
| 26 | 20059 |
| 27 | 22235 |
| 28 | 24803 |
| 29 | 27276 |
| 30 | 30325 |
| 31 | 33153 |
| 32 | 36485 |
| 33 | 39726 |
| 34 | 43547 |
| 35 | 47115 |
| 36 | 51343 |
| 37 | 55376 |
| 38 | 60125 |
| 39 | 64625 |
| 40 | 69781 |
| 41 | 74746 |
[1,9,29,66,130,214,355,504,748,997,1366,1742,2246, 2771,3467,4127,5020,5901,6993,8110,9431,10783, 12436,14013,15925,17786,20059,22235,24803,27276, 30325,33153,36485,39726,43547,47115,51343,55376, 60125,64625,69781,74746] |