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A162893
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Integers n such that the century defined by the interval [100n+1,100n+100] (i.e., the (n+1)-st century) contains exactly three Ormiston prime pairs and no other primes.
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2
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1057749, 2527374, 3850824, 4925140, 8318772, 8389776, 12195316, 15864637, 15876420, 16892233, 18032409, 19674784, 23413356, 23468604, 25331430, 27601386, 29421304, 30105598, 32702874, 39389043, 40515487, 43949157, 45468864
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OFFSET
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1,1
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COMMENTS
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Ormiston pairs must be of the form (100n+13,100n+31), (100n+37,100n+73), (100n+79,100n+97).
There cannot be more than three Ormiston prime pairs in a century.
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LINKS
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CROSSREFS
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KEYWORD
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base,nonn
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AUTHOR
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STATUS
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approved
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