n | a(n) |
---|---|
0 | 3 |
1 | 28 |
2 | 198 |
3 | 1363 |
4 | 9348 |
5 | 64078 |
6 | 439203 |
7 | 3010348 |
8 | 20633238 |
9 | 141422323 |
10 | 969323028 |
11 | 6643838878 |
12 | 45537549123 |
13 | 312119004988 |
14 | 2139295485798 |
15 | 14662949395603 |
16 | 100501350283428 |
17 | 688846502588398 |
18 | 4721424167835363 |
19 | 32361122672259148 |
[3,28,198,1363,9348,64078,439203,3010348,20633238, 141422323,969323028,6643838878,45537549123, 312119004988,2139295485798,14662949395603, 100501350283428,688846502588398,4721424167835363, 32361122672259148] |