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A086524
Primes arising as the arithmetic mean of a pair of successive terms of A086523.
1
11, 23, 41, 47, 71, 107, 131, 173, 227, 263, 281, 347, 431, 491, 557, 617, 647, 677, 761, 839, 953, 1163, 1283, 1361, 1493, 1583, 1667, 1811, 1907, 1931, 1973, 2039, 2111, 2207, 2333, 2417, 2459, 2543, 2621, 2663, 2711, 2741, 2777, 2819, 2897, 2963, 3089
OFFSET
1,1
COMMENTS
Every term == -1 (mod 6). Conjecture: every prime of the form 6k-1 is a member.
CROSSREFS
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Jul 30 2003
EXTENSIONS
More terms from Ray G. Opao, Jan 24 2005
STATUS
approved