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A133802
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Even numbers which are not the sum of a pair of cousin primes.
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0
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2, 4, 8, 12, 68, 72, 76, 278, 282, 286, 638, 642, 644, 648, 652, 908, 912, 916, 1058, 1062, 1066, 1328, 1332, 1336, 1418, 1422, 2114, 2118, 2122, 2294, 2298, 2302, 2528, 2532, 2536, 2948, 2952
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OFFSET
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1,1
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COMMENTS
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No other n < 10^9. Conjectured to be complete.
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REFERENCES
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D. Wells, Prime Numbers: The Most Mysterious Figures in Math. John Wiley & Sons, Inc., Hoboken, New Jersey, page 33.
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LINKS
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EXAMPLE
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The cousin primes < 100 are 3, 7, 11, 13, 17, 19, 23, 37, 41, 43, 47, 67, 71, 79, 83, 97. 76 is in the sequence because no combination of any two numbers from the set just enumerated can be summed to make 76.
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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