n | a(n) |
---|---|
1 | 10 |
2 | 66 |
3 | 410 |
4 | 2230 |
5 | 13538 |
6 | 75462 |
7 | 457234 |
8 | 2561258 |
9 | 15454594 |
10 | 86936482 |
11 | 522543518 |
12 | 2950310558 |
13 | 17671662754 |
14 | 100103295530 |
15 | 597736686594 |
16 | 3395879611978 |
17 | 20221409303002 |
18 | 115182855491730 |
19 | 684186672548350 |
20 | 3906272828605434 |
[10,66,410,2230,13538,75462,457234,2561258, 15454594,86936482,522543518,2950310558, 17671662754,100103295530,597736686594, 3395879611978,20221409303002,115182855491730, 684186672548350,3906272828605434] |