n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 55 |
3 | 595 |
4 | 9028 |
5 | 127707 |
6 | 1830234 |
7 | 26160354 |
8 | 374285478 |
9 | 5353011036 |
10 | 76569060586 |
11 | 1095191883209 |
12 | 15665062073662 |
13 | 224064344818735 |
14 | 3204894379079451 |
15 | 45841053844805851 |
16 | 655685372871482854 |
17 | 9378564896063570084 |
18 | 134145862914757375163 |
19 | 1918749051397966520006 |
[1,1,55,595,9028,127707,1830234,26160354, 374285478,5353011036,76569060586,1095191883209, 15665062073662,224064344818735,3204894379079451, 45841053844805851,655685372871482854, 9378564896063570084,134145862914757375163, 1918749051397966520006] |