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A153282
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Numbers k such that 3*k + 4 is not prime.
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2
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0, 2, 4, 6, 7, 8, 10, 12, 14, 15, 16, 17, 18, 20, 22, 24, 26, 27, 28, 29, 30, 32, 34, 36, 37, 38, 39, 40, 42, 43, 44, 46, 47, 48, 50, 52, 54, 55, 56, 57, 58, 60, 61, 62, 64, 66, 67, 68, 70, 71, 72, 74, 76, 77, 78, 80, 81, 82, 83, 84, 85, 86, 87, 88, 90, 92, 94, 95, 96, 97, 98, 99, 100
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OFFSET
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1,2
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COMMENTS
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LINKS
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EXAMPLE
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Distribution of the odd terms in the following triangular array:
*;
*,7;
*,*,15;
*,*,*,*;
*,17.*,*,39;
*,*,29,*,*,55;
*,*, *,*,*,*, *;
*,27,*,*,61,*,*,95;
*,*,43,*,*,81,*,*,119;
*,*, *,*,*,*, *,*, *, *;
*,37,*,*,83,*,*,129,*,*,175;
*,*,57,*,*,107,*,*,157,*,*,207; etc.
where * marks the non-integer values of (4*h*k + 2*k + 2*h - 3)/3 with h >= k >= 1. - Vincenzo Librandi, Jan 17 2013
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MATHEMATICA
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PROG
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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