The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 18 |
| 3 | 12 |
| 4 | 217 |
| 5 | 102 |
| 6 | 216 |
| 7 | 152 |
| 8 | 2340 |
| 9 | 1344 |
| 10 | 1836 |
| 11 | 1352 |
| 12 | 2604 |
| 13 | 1472 |
| 14 | 2736 |
| 15 | 1224 |
| 16 | 24211 |
| 17 | 10212 |
| 18 | 24192 |
| 19 | 13824 |
| 20 | 22134 |
| 21 | 17024 |
| 22 | 24336 |
| 23 | 10112 |
| 24 | 28080 |
| 25 | 15520 |
| 26 | 26496 |
| 27 | 14896 |
| 28 | 32984 |
| 29 | 11772 |
| 30 | 22032 |
| 31 | 11424 |
| 32 | 246078 |
| 33 | 109104 |
| 34 | 183816 |
| 35 | 147744 |
| 36 | 291648 |
| 37 | 135904 |
| 38 | 248832 |
| 39 | 115200 |
| 40 | 238680 |
[1,18,12,217,102,216,152,2340,1344,1836,1352,2604, 1472,2736,1224,24211,10212,24192,13824,22134, 17024,24336,10112,28080,15520,26496,14896,32984, 11772,22032,11424,246078,109104,183816,147744, 291648,135904,248832,115200,238680] |