Sha256: 8042bc6c84018ce6d789a34b5a4a70014ef8ddb924a6859f7686005c1db29d0a

Contents?: true

Size: 200 Bytes

Versions: 10

Compression:

Stored size: 200 Bytes

Contents

class Integer
  def unitary_sociable?(t)
    return false unless t >= 3
    seq = aliquot_sequence(t.succ, ->(n){ n.sum_of_unitary_divisors - n})
    seq.size - 1  == t and seq.last == self
  end
end

Version data entries

10 entries across 10 versions & 1 rubygems

Version Path
numb-0.152.0 lib/numb/unitary_sociable.rb
numb-0.138.0 lib/numb/unitary_sociable.rb
numb-0.125.0 lib/numb/unitary_sociable.rb
numb-0.114.0 lib/numb/unitary_sociable.rb
numb-0.111.0 lib/numb/unitary_sociable.rb
numb-0.109.0 lib/numb/unitary_sociable.rb
numb-0.99.0 lib/numb/unitary_sociable.rb
numb-0.96.0 lib/numb/unitary_sociable.rb
numb-0.89.0 lib/numb/unitary_sociable.rb
numb-0.84.0 lib/numb/unitary_sociable.rb