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prime quads between 1 and 190000
There are 50 prime quadruplets (p, p+2, p+6, p+8) between 1 and 190000. Win32PFGW was used to prove primality. a, a+2, a+6 and a+8 are prime quadruplets; c, c+2, c+6 and c+8 are also prime quadruplets,...
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prime quads between 190000 and 475000
There are 50 prime quadruplets (p, p+2, p+6, p+8) between 190000 and 475000. Win32PFGW was used to prove primality. a, a+2, a+6 and a+8 are prime quadruplets; c, c+2, c+6 and c+8 are also prime...
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quad prime chain of base 347981
The following shows the quad prime chain starting from the prime quadruplets 347981, 347983, 347987 and 347989, (let’s call 347981 the base): a, a+2, a+6 and a+8 are prime quadruplets; c, c+2, c+6 and...
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finding larger quad primes based on 46359065729523*2^8258-1
Given that a, a+2, a+6 and a+8 are prime quadruplets and c=10a+30b+21. Then there exists a greater set of prime quadruplets, c, c+2, c+6 and c+8, for some positive integer b. Is this true? Let’s try it...
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