n | a(n) |
---|---|
38 | 1 |
39 | 39 |
40 | 780 |
41 | 10660 |
42 | 111930 |
43 | 962598 |
44 | 7059052 |
45 | 45379620 |
46 | 260932815 |
47 | 1362649145 |
48 | 6540715896 |
49 | 29135916264 |
50 | 121399651100 |
51 | 476260169700 |
52 | 1768966344600 |
53 | 6250347750920 |
54 | 21094923659355 |
55 | 68248282427325 |
56 | 212327989773900 |
57 | 636983969321700 |
58 | 1847253511032930 |
59 | 5189902721473470 |
[1,39,780,10660,111930,962598,7059052,45379620, 260932815,1362649145,6540715896,29135916264, 121399651100,476260169700,1768966344600, 6250347750920,21094923659355,68248282427325, 212327989773900,636983969321700,1847253511032930, 5189902721473470] |