Help for this page

Select Code to Download

Select or download this
```
n = 2, sum = 1
n = 3, sum = 5/2
```
Select or download this
```
   "for my $k (1 .. 0) {"
```

Select or download this

"Sumof(Num/Denom) for Num=(1..n) and Denom='(n..1)'[=>'n+1-Num']"