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A054820 Second term of weak prime quartet: p(m)-p(m-1) < p(m+1)-p(m) < p(m+2)-p(m+1). 1
19, 43, 83, 109, 229, 283, 313, 349, 353, 383, 401, 443, 463, 503, 571, 643, 677, 683, 829, 859, 883, 911, 1033, 1063, 1093, 1193, 1231, 1279, 1303, 1321, 1373, 1429, 1433, 1453, 1489, 1493, 1553, 1609, 1621, 1627, 1699, 1879, 1999, 2029, 2089, 2161 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Lesser of a pair p(m), p(m+1) of consecutive weak primes A051635. See A229832 for more comments, references and links. - Jonathan Sondow, Oct 13 2013

a(1) = A229832(2). - Jonathan Sondow, Oct 13 2013

LINKS

Table of n, a(n) for n=1..46.

CROSSREFS

Cf. A051635, A054800-A054840, A229832.

Sequence in context: A090797 A078561 A074222 * A165567 A205533 A185167

Adjacent sequences:  A054817 A054818 A054819 * A054821 A054822 A054823

KEYWORD

nonn

AUTHOR

Henry Bottomley, Apr 10 2000

STATUS

approved

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Last modified January 29 11:16 EST 2020. Contains 331337 sequences. (Running on oeis4.)