Sha256: 0609f1e3e9fb467fd5c0f0f005838b892efcb69ad6934a6114001419dba4afd0

Contents?: true

Size: 168 Bytes

Versions: 16

Compression:

Stored size: 168 Bytes

Contents

class Integer
  def woodall?
    x = succ
    divisors = x.square? ? x.divisors[0..-2] : x.divisors
    divisors.each_slice(2).any?{|a, b| a == Math.log2(b)}
  end
end

Version data entries

16 entries across 16 versions & 1 rubygems

Version Path
numb-0.186.0 lib/numb/woodall.rb
numb-0.185.0 lib/numb/woodall.rb
numb-0.184.0 lib/numb/woodall.rb
numb-0.181.0 lib/numb/woodall.rb
numb-0.170.0 lib/numb/woodall.rb
numb-0.152.0 lib/numb/woodall.rb
numb-0.138.0 lib/numb/woodall.rb
numb-0.125.0 lib/numb/woodall.rb
numb-0.114.0 lib/numb/woodall.rb
numb-0.111.0 lib/numb/woodall.rb
numb-0.109.0 lib/numb/woodall.rb
numb-0.99.0 lib/numb/woodall.rb
numb-0.96.0 lib/numb/woodall.rb
numb-0.89.0 lib/numb/woodall.rb
numb-0.84.0 lib/numb/woodall.rb
numb-0.77.0 lib/numb/woodall.rb