OFFSET
1,1
LINKS
Harry J. Smith, Table of n, a(n) for n = 1..1000
MATHEMATICA
Select[ Range[120], GCD[ Prime[ # + 1] + 1, Prime[ # ] + 1] == 2 & ]
PROG
(PARI) { n=0; for (m=1, 10^10, if (gcd(prime(m+1) + 1, prime(m) + 1) == 2, write("b066940.txt", n++, " ", m); if (n==1000, return)) ) } \\ Harry J. Smith, Apr 09 2010
CROSSREFS
KEYWORD
nonn
AUTHOR
Benoit Cloitre, Jan 24 2002
EXTENSIONS
Edited by Robert G. Wilson v, Feb 01 2002
STATUS
approved