The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 12 |
| 2 | 50 |
| 3 | 120 |
| 4 | 218 |
| 5 | 344 |
| 6 | 546 |
| 7 | 728 |
| 8 | 902 |
| 9 | 1212 |
| 10 | 1526 |
| 11 | 1784 |
| 12 | 2154 |
| 13 | 2552 |
| 14 | 2954 |
| 15 | 3432 |
| 16 | 3854 |
| 17 | 4340 |
| 18 | 4998 |
| 19 | 5504 |
| 20 | 6002 |
| 21 | 6768 |
| 22 | 7442 |
| 23 | 8024 |
| 24 | 8814 |
| 25 | 9572 |
| 26 | 10334 |
| 27 | 11232 |
| 28 | 11978 |
| 29 | 12824 |
| 30 | 13938 |
| 31 | 14768 |
| 32 | 15590 |
| 33 | 16812 |
| 34 | 17846 |
| 35 | 18752 |
| 36 | 19962 |
| 37 | 21080 |
| 38 | 22202 |
| 39 | 23520 |
[1,12,50,120,218,344,546,728,902,1212,1526,1784, 2154,2552,2954,3432,3854,4340,4998,5504,6002,6768, 7442,8024,8814,9572,10334,11232,11978,12824,13938, 14768,15590,16812,17846,18752,19962,21080,22202, 23520] |