potential_Euler_primes.rb

puts "Enter a starting number for your range"
range_begin = gets.chomp.to_i
puts "Enter the ending number for your range"
range_end = gets.chomp.to_i
range = (range_begin..range_end)

dirty_prime_list = []

range.each do |x|
  euler = x**2 + x + 41
  puts euler
  dirty_prime_list.push(euler)
end

puts "Here's your list of potential primes:"
#puts dirty_prime_list.to_s
puts "Saving result to output file 'dirty_list.out'"
fh = File.new("dirty_list.out", "w")
fh.puts dirty_prime_list
fh.close