Concatenate two primes is also prime: Difference between revisions
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(julia example) |
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isprime(n) && push!(found, n) |
isprime(n) && push!(found, n) |
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end |
end |
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return found |
return sort!(unique(found)) |
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end |
end |
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foreach(p -> print(lpad(last(p), 5), first(p) % 16 == 0 ? "\n" : ""), |
foreach(p -> print(lpad(last(p), 5), first(p) % 16 == 0 ? "\n" : ""), |
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catprimes(100) |
catprimes(100) |> enumerate) |
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</lang>{{out}}<pre> |
</lang>{{out}}<pre> |
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23 37 53 73 113 137 173 193 197 211 223 229 233 241 271 283 |
23 37 53 73 113 137 173 193 197 211 223 229 233 241 271 283 |
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