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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions
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Task/Emirp-primes/Mathematica/emirp-primes-1.math Normal file
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reverseDigits[n_Integer] := FromDigits@Reverse@IntegerDigits@n

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Task/Emirp-primes/Mathematica/emirp-primes-2.math Normal file
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emirpQ[n_Integer] :=
Block[{rev = reverseDigits@n}, And[n != rev, PrimeQ[rev]]]

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Task/Emirp-primes/Mathematica/emirp-primes-3.math Normal file
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nextEmirp[n_Integer] :=
NestWhile[NextPrime, NextPrime[n], ! emirpQ[#] &]

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Task/Emirp-primes/Mathematica/emirp-primes-4.math Normal file
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Rest@NestList[nextEmirp, 1, 20]

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Task/Emirp-primes/Mathematica/emirp-primes-5.math Normal file
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Rest@NestWhileList[nextEmirp, 7700, # < 8000 &]

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Task/Emirp-primes/Mathematica/emirp-primes-6.math Normal file
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Nest[nextEmirp, 1, 10000]