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A052164
Primes at which the difference pattern X42Y (X and Y >= 6) occurs in A001223.
2
67, 277, 613, 1447, 1663, 1693, 1783, 2137, 2377, 2707, 2797, 3163, 3847, 4153, 5413, 5437, 5737, 6547, 7207, 7753, 8623, 9007, 9277, 9337, 10267, 11113, 11827, 12037, 12157, 12373, 14557, 16447, 17203, 18127, 18307, 18517, 19207, 20143
OFFSET
1,1
EXAMPLE
67 is in the sequence because 67 + 4 = 71 and 67 + 4 + 2 = 73 are primes, the prime prior to 67 is 61, the prime after 73 is 79, and the corresponding differences are 6 and 6. The d-pattern "around 67" is {6,4,2,6}.
CROSSREFS
Sequence in context: A158730 A140731 A140855 * A321937 A270615 A142804
KEYWORD
nonn
AUTHOR
Labos Elemer, Jan 26 2000
STATUS
approved