n | a(n) |
---|---|
1 | 21 |
2 | 23 |
3 | 118 |
4 | 235 |
5 | 689 |
6 | 1784 |
7 | 4558 |
8 | 12324 |
9 | 32336 |
10 | 84536 |
11 | 223968 |
12 | 588744 |
13 | 1548844 |
14 | 4083686 |
15 | 10742086 |
16 | 28288776 |
17 | 74511660 |
18 | 196104792 |
19 | 516398498 |
20 | 1359816012 |
21 | 3579887214 |
22 | 9426059034 |
23 | 24819072446 |
24 | 65345909914 |
25 | 172055547718 |
26 | 453015967754 |
[21,23,118,235,689,1784,4558,12324,32336,84536, 223968,588744,1548844,4083686,10742086,28288776, 74511660,196104792,516398498,1359816012, 3579887214,9426059034,24819072446,65345909914, 172055547718,453015967754] |