n | a(n) |
---|---|
0 | 1 |
1 | 338 |
2 | 19266 |
3 | 454610 |
4 | 6065410 |
5 | 53972178 |
6 | 354870594 |
7 | 1847023698 |
8 | 7988589570 |
9 | 29746958930 |
10 | 97926519106 |
11 | 290835675858 |
12 | 791675204866 |
13 | 2000029880786 |
14 | 4736845866818 |
15 | 10603978331986 |
16 | 22589850308610 |
17 | 46054413896530 |
18 | 90282306981698 |
19 | 170866164067794 |
20 | 313276266562818 |
21 | 558092423954130 |
[1,338,19266,454610,6065410,53972178,354870594, 1847023698,7988589570,29746958930,97926519106, 290835675858,791675204866,2000029880786, 4736845866818,10603978331986,22589850308610, 46054413896530,90282306981698,170866164067794, 313276266562818,558092423954130] |