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A228851 a(n) is the smallest prime which ends a record-length of "alternating" consecutive prime gaps. 3
5, 23, 157, 839, 3449, 5939, 13417, 73951, 453991, 500471, 6949309, 8282063, 26332367, 30345169, 259778821, 272282191, 438571597, 859046141, 1037917517, 3321660649, 398296179, 12252989773 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

See COMMENTS at the companion sequence A228850 for detail on the definition and more.

The PROGRAM at A229056 is written to print in the format 'A229056(n): A228850(n), A228851(n)'.

LINKS

Table of n, a(n) for n=1..22.

EXAMPLE

See A228850.

CROSSREFS

Cf. A000040, A001223, A228850, A229056.

Sequence in context: A306185 A336183 A342196 * A308362 A054749 A107204

Adjacent sequences:  A228848 A228849 A228850 * A228852 A228853 A228854

KEYWORD

nonn

AUTHOR

James G. Merickel, Sep 05 2013

STATUS

approved

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Last modified November 26 21:07 EST 2021. Contains 349344 sequences. (Running on oeis4.)