Penta-power prime seeds: Difference between revisions
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ten million is the 72nd: 10,347,035</pre>
=={{header|Ruby}}==
<syntaxhighlight lang="ruby">require 'openssl'
pent_pow_primes = (1..).lazy.select{|n| (0..4).all?{|exp| OpenSSL::BN.new(n**exp + n + 1).prime?} }
n = 30
puts "The first #{n} penta-power prime seeds:"
pent_pow_primes.take(n).each_slice(10){|s| puts "%8s"*s.size % s}</syntaxhighlight>
{{out}}
<pre>The first 30 penta-power prime seeds:
1 5 69 1665 2129 25739 29631 62321 77685 80535
82655 126489 207285 211091 234359 256719 366675 407945 414099 628859
644399 770531 781109 782781 923405 1121189 1158975 1483691 1490475 1512321
</pre>
=={{header|Wren}}==
{{libheader|Wren-gmp}}
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