n | a(n) |
---|---|
0 | 1 |
1 | 7 |
2 | 23 |
3 | 103 |
4 | 375 |
5 | 1639 |
6 | 6007 |
7 | 26215 |
8 | 96119 |
9 | 419431 |
10 | 1537911 |
11 | 6710887 |
12 | 24606583 |
13 | 107374183 |
14 | 393705335 |
15 | 1717986919 |
16 | 6299285367 |
17 | 27487790695 |
18 | 100788565879 |
19 | 439804651111 |
20 | 1612617054071 |
21 | 7036874417767 |
22 | 25801872865143 |
23 | 112589990684263 |
24 | 412829965842295 |
[1,7,23,103,375,1639,6007,26215,96119,419431, 1537911,6710887,24606583,107374183,393705335, 1717986919,6299285367,27487790695,100788565879, 439804651111,1612617054071,7036874417767, 25801872865143,112589990684263,412829965842295] |