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A046861
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Lower members of a "good pair" of the form (k, 2*k +- 1).
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2
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1, 7, 11, 31, 41, 49, 109, 127, 139, 143, 151, 173, 179, 203, 217, 397, 491, 511, 521, 539, 547, 589, 599, 683, 749, 803, 929, 989, 2041, 2047, 2107, 2153, 2191, 2219, 2531, 2693, 2723, 2761, 2999, 3661, 3721, 3739, 6199, 6923, 7949
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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CROSSREFS
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KEYWORD
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nonn,easy,nice
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AUTHOR
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EXTENSIONS
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Reference gives 45 terms.
More terms from Pab Ter (pabrlos2(AT)yahoo.com), Nov 06 2005
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STATUS
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approved
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