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A087091 p=x^2+x+41 and p-2 are twin primes. +0
1
1, 4, 10, 16, 19, 31, 34, 43, 55, 58, 61, 70, 73, 79, 85, 94, 100, 118, 148, 154, 160, 175, 196, 199, 211, 214, 223, 226, 229, 238, 253, 274, 313, 340, 424, 430, 469, 499, 508, 529, 538, 541, 550, 565, 640, 658, 673, 706, 724, 760, 763, 781 (list; graph; listen)
OFFSET

1,2

EXAMPLE

4 is in the sequence because 61 and 59 are twin primes.

CROSSREFS

Cf. A007634, A087090.

Sequence in context: A119409 A109603 A162410 this_sequence A074782 A117111 A081260

Adjacent sequences: A087088 A087089 A087090 this_sequence A087092 A087093 A087094

KEYWORD

nonn

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), Aug 08 2003

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


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