Achilles numbers: Difference between revisions

achilleses.select{|ach| achilles?(𝜑(ach)) }.first(n).each_slice(10){|s| puts "%9d"*s.size % s }

counts = achilleses.take_while{|ach| ach < 1000000}.map{|a| a.digits.size }.tally

counts.each{|k , v| puts "#{k} digits: #{v}" }