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| n | a(n) |
|---|---|
| 12 | 262 |
| 13 | 45355 |
| 14 | 2945144 |
| 15 | 115640368 |
| 16 | 3310089672 |
| 17 | 76098190354 |
| 18 | 1488843551061 |
| 19 | 25742974021760 |
| 20 | 403792980134432 |
| 21 | 5855533942758206 |
| 22 | 79621493875268300 |
| 23 | 1026297720267259815 |
| 24 | 12647422247984279889 |
| 25 | 150029397902618780880 |
| 26 | 1722644140748876548506 |
| 27 | 19232187878731653646068 |
[262,45355,2945144,115640368,3310089672, 76098190354,1488843551061,25742974021760, 403792980134432,5855533942758206, 79621493875268300,1026297720267259815, 12647422247984279889,150029397902618780880, 1722644140748876548506,19232187878731653646068] |