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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Strong-and-weak-primes/Mathematica/strong-and-weak-primes.math Normal file
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p = Prime[Range[PrimePi[10^3]]];
SequenceCases[p, ({a_, b_, c_}) /; (a + c < 2 b) :> b, 36, Overlaps -> True]
SequenceCases[p, ({a_, b_, c_}) /; (a + c > 2 b) :> b, 37, Overlaps -> True]
p = Prime[Range[PrimePi[10^6] + 1]];
Length[Select[Partition[p, 3, 1], #[[3]] + #[[1]] < 2 #[[2]] &]]
Length[Select[Partition[p, 3, 1], #[[3]] + #[[1]] > 2 #[[2]] &]]
p = Prime[Range[PrimePi[10^7] + 1]];
Length[Select[Partition[p, 3, 1], #[[3]] + #[[1]] < 2 #[[2]] &]]
Length[Select[Partition[p, 3, 1], #[[3]] + #[[1]] > 2 #[[2]] &]]