n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 10 |
4 | 214 |
5 | 3491 |
6 | 52001 |
7 | 748788 |
8 | 10636260 |
9 | 150248190 |
10 | 2117562834 |
11 | 29816257390 |
12 | 419662506490 |
13 | 5905775317025 |
14 | 83104503504515 |
15 | 1169392060102440 |
16 | 16454728773220584 |
17 | 231536384221100316 |
18 | 3257968708458764196 |
19 | 45843125116860034258 |
20 | 645061876629223784830 |
21 | 9076710308820189950975 |
[0,0,0,10,214,3491,52001,748788,10636260, 150248190,2117562834,29816257390,419662506490, 5905775317025,83104503504515,1169392060102440, 16454728773220584,231536384221100316, 3257968708458764196,45843125116860034258, 645061876629223784830,9076710308820189950975] |