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Erdős problem 1142

Are there infinitely many n>2n > 2 such that n−2kn - 2^k is prime for all k≥1k \geq 1 with 2k<n2^k < n?

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10 retained statements36c6d0fef71a

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FormalConjectures/ErdosProblems/

1142.lean

Retained formal statement6 of 10

4545 satisfies the Erdős 1142 property: 45−2=4345 - 2 = 43, 45−4=4145 - 4 = 41, 45−8=3745 - 8 = 37, 45−16=2945 - 16 = 29, 45−32=1345 - 32 = 13.

FormalConjectures/ErdosProblems/1142.leanErdos1142.erdos_1142.test_451 lineExact file
Erdos1142.Erdos1142Prop 45
TestStatement only, no proof