Sum of two adjacent numbers are primes: Difference between revisions

m
Line 139:
using Primes
 
sseq = @>> Lazy.range() filter(n -> isprime(2n + 1))
for n in take(20, sseq)
println("$n + $(n + 1) = $(n + n + 1)")
end
 
let
i, cnt = 0, 0
while cnt < 10_000_000
i += 1
if isprime(2i + 1)
cnt += 1
end
end
println("Ten millionth: $i + $(i + 1) = $(i + i + 1)")
end
</lang>{{out}}
Line 165 ⟶ 176:
35 + 36 = 71
36 + 37 = 73
Ten millionth: 89712345 + 89712346 = 179424691
</pre>
 
4,108

edits