n | a(n) |
---|---|
1 | 26 |
2 | 324 |
3 | 2652 |
4 | 16302 |
5 | 81081 |
6 | 342056 |
7 | 1264120 |
8 | 4188834 |
9 | 12664184 |
10 | 35405968 |
11 | 92512368 |
12 | 227854536 |
13 | 532703874 |
14 | 1189056024 |
15 | 2546364040 |
16 | 5253305915 |
17 | 10477865970 |
18 | 20265831300 |
19 | 38111646300 |
20 | 69848806950 |
21 | 125012625075 |
[26,324,2652,16302,81081,342056,1264120,4188834, 12664184,35405968,92512368,227854536,532703874, 1189056024,2546364040,5253305915,10477865970, 20265831300,38111646300,69848806950,125012625075] |