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A128660 Numbers n such that p(n+1)#-p(n)#-p(n-1)#+1 is prime where p(i)#=product of first i primes=A002110(i). +0
6
2, 6, 14, 15, 23, 31, 97, 144, 983, 2587, 3163, 6689 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Cf. A002110, A128420, A128421, A128657, A128658, A128659, A128661, A128662.

Sequence in context: A054588 A084106 A160657 this_sequence A145213 A050859 A065196

Adjacent sequences: A128657 A128658 A128659 this_sequence A128661 A128662 A128663

KEYWORD

nonn

AUTHOR

Pierre CAMI (pierrecami(AT)tele2.fr), Mar 19 2007

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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