Prime numbers p for which the sum of primes less than or equal to p is prime: Difference between revisions
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Thundergnat (talk | contribs) m syntax highlighting fixup automation |
Drkameleon (talk | contribs) added Arturo |
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Found 21 prime sums of primes below 1000 |
Found 21 prime sums of primes below 1000 |
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</pre> |
</pre> |
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=={{header|Arturo}}== |
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<syntaxhighlight lang="arturo">primes: select 1..1000 => prime? |
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pprimes: select primes 'x -> |
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prime? sum select primes 'y -> y =< x |
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loop split.every:7 pprimes 'x -> |
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print map x 's -> pad to :string s 4</syntaxhighlight> |
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{{out}} |
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<pre> 2 3 7 13 37 43 281 |
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311 503 541 557 593 619 673 |
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683 733 743 839 881 929 953</pre> |
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=={{header|AWK}}== |
=={{header|AWK}}== |
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<syntaxhighlight lang="awk"> |
<syntaxhighlight lang="awk"> |
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