n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 16 |
3 | 166 |
4 | 1934 |
5 | 24076 |
6 | 312900 |
7 | 4191528 |
8 | 57424848 |
9 | 800511928 |
10 | 11314617512 |
11 | 161736519334 |
12 | 2333709074866 |
13 | 33940921354676 |
14 | 496985854805560 |
15 | 7320036386083320 |
16 | 108370564070861790 |
17 | 1611667048718909412 |
18 | 24065028942496468872 |
19 | 360628842425757805380 |
[1,2,16,166,1934,24076,312900,4191528,57424848, 800511928,11314617512,161736519334,2333709074866, 33940921354676,496985854805560,7320036386083320, 108370564070861790,1611667048718909412, 24065028942496468872,360628842425757805380] |