n | a(n) |
---|---|
1 | 12 |
2 | 35 |
3 | 117 |
4 | 140 |
5 | 759 |
6 | 2580 |
7 | 281305 |
8 | 362663 |
9 | 11261724 |
10 | 220221965 |
11 | 383602191 |
12 | 6358390140 |
13 | 60085368547 |
14 | 1791273212645 |
15 | 1253748355200 |
16 | 8537454477543 |
17 | 20298629163241 |
18 | 135105438868932 |
19 | 10636612399185325 |
20 | 354069305791856124 |
[12,35,117,140,759,2580,281305,362663,11261724, 220221965,383602191,6358390140,60085368547, 1791273212645,1253748355200,8537454477543, 20298629163241,135105438868932,10636612399185325, 354069305791856124] |