n | a(n) |
---|---|
1 | 13 |
2 | 14 |
3 | 26 |
4 | 45 |
5 | 99 |
6 | 254 |
7 | 696 |
8 | 2013 |
9 | 5953 |
10 | 17878 |
11 | 54126 |
12 | 164525 |
13 | 501455 |
14 | 1530694 |
15 | 4676360 |
16 | 14293737 |
17 | 43703389 |
18 | 133647942 |
19 | 408746766 |
20 | 1250182369 |
21 | 3823920719 |
22 | 11696450282 |
23 | 35777089740 |
24 | 109435800649 |
25 | 334746407201 |
26 | 1023938030574 |
[13,14,26,45,99,254,696,2013,5953,17878,54126, 164525,501455,1530694,4676360,14293737,43703389, 133647942,408746766,1250182369,3823920719, 11696450282,35777089740,109435800649,334746407201, 1023938030574] |