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- #!/usr/bin/ruby
- func non_residue(n) {
- for p in (2..1e9) {
- sqrtmod(p, n) || return p
- }
- }
- var arr = [3277, 3281, 121463, 491209, 11530801, 512330281, 15656266201, 139309114031, 7947339136801, 72054898434289, 334152420730129, 17676352761153241, 172138573277896681]
- for k,v in (arr.kv) {
- say [k+1, prime(k+1), non_residue(v)]
- }
- say "\nFactors: ";
- arr.each {|n|
- say [n, n.factor.map{non_residue(_)}]
- }
|
