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A035795 Start of a string of exactly 7 consecutive (but disjoint) pairs of twin primes. 11
678771479, 17479880399, 17830729991, 23799917819, 70455134039, 79453842029, 108108566471, 150411604619, 163868216387, 256385651969, 444790621787, 446688503687, 496081268777, 502910801927, 688735396829, 711503536589, 712407842477, 793957831409, 808316366171, 881191407827, 891108993767, 896804723201 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n = 1..4608

R. Rathbun, A study of n-twin_prime clusters among primes, NMBRTHRY Mailing List, Nov 19 1998.

CROSSREFS

The first term of this sequence is in A087641.

Sequence in context: A291550 A234071 A234795 * A172552 A172604 A172709

Adjacent sequences:  A035792 A035793 A035794 * A035796 A035797 A035798

KEYWORD

nonn

AUTHOR

Randall Rathbun

EXTENSIONS

More terms from Jud McCranie, Sep 16 2003

Offset corrected by Arkadiusz Wesolowski, May 06 2012

a(17) from Natalia Makarova, Oct 06 2015

a(18)-a(29) from Vasily Danilov, Oct 08 2015, Oct 12 2015

a(30)-a(4608) from Dmitry Petukhov, Oct 17 2015, Nov 12 2015

STATUS

approved

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Last modified January 21 05:39 EST 2020. Contains 331104 sequences. (Running on oeis4.)