n | a(n) |
---|---|
5 | 1 |
6 | 25 |
7 | 421 |
8 | 6105 |
9 | 83029 |
10 | 1100902 |
11 | 14516426 |
12 | 192422979 |
13 | 2579725656 |
14 | 35098717902 |
15 | 485534447114 |
16 | 6835409506841 |
17 | 97966603326993 |
18 | 1429401763567226 |
19 | 21226755241285022 |
20 | 320692032888290224 |
21 | 4926576077469905280 |
22 | 76913478420068425515 |
23 | 1219520974164038038455 |
[1,25,421,6105,83029,1100902,14516426,192422979, 2579725656,35098717902,485534447114,6835409506841, 97966603326993,1429401763567226,21226755241285022, 320692032888290224,4926576077469905280, 76913478420068425515,1219520974164038038455] |