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A112551 k sequence associated with A112550. 1
168, 1242, 3042, 492, 30012, 171480, 2299722, 5052450 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

LINKS

Table of n, a(n) for n=2..9.

EXAMPLE

168*41^2-1=282407, 282407 and 282409 are twin primes so k(2)=168

CROSSREFS

See prime sequence in A112550

Sequence in context: A235071 A235064 A070835 * A303622 A263121 A216107

Adjacent sequences:  A112548 A112549 A112550 * A112552 A112553 A112554

KEYWORD

nonn

AUTHOR

Pierre CAMI, Sep 13 2005

STATUS

approved

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Last modified November 11 15:51 EST 2019. Contains 329019 sequences. (Running on oeis4.)