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A079013 a(n) = p is the least prime introducing prime-difference pattern {d, 2d, 4d, 8d}, where d = 2n, i.e., {p, p+2n, p+2n+4n, p+2n+4n+8n, p+2n+4n+8n+16n}={p, p+2n, p+6n, p+14n, p+30n} are consecutive primes. 3
2237, 1197739, 8052641, 18365693, 151738897, 196061237, 946120169 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..7.

EXAMPLE

n=4: d = 2n = 8, d-pattern = {8, 16, 32, 64}, a(6)=18365693, first corresponding prime 5-tuplet is {18365693, 18365701, 18365717, 18365729, 18365793}.

CROSSREFS

Cf. A079011, A079012.

Sequence in context: A279661 A288846 A289454 * A186865 A038728 A002520

Adjacent sequences:  A079010 A079011 A079012 * A079014 A079015 A079016

KEYWORD

nonn

AUTHOR

Labos Elemer, Jan 21 2003

STATUS

approved

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Last modified May 19 22:32 EDT 2019. Contains 323411 sequences. (Running on oeis4.)