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A116982
Distance between prime neighbors of 4n.
0
2, 4, 2, 4, 4, 6, 6, 6, 6, 4, 4, 6, 6, 6, 2, 6, 4, 2, 6, 4, 6, 6, 8, 8, 4, 4, 2, 4, 14, 14, 14, 4, 6, 6, 10, 10, 10, 6, 6, 6, 4, 6, 6, 6, 2, 10, 10, 2, 4, 12, 12, 12, 12, 12, 12, 4, 2, 4, 6, 2, 10, 10, 6, 6, 6, 6, 6, 6, 6, 4, 10, 10, 10, 14, 14, 14, 4, 2, 4, 14, 14, 14, 6, 6, 10, 10, 2, 4, 6, 8, 8, 6, 6
OFFSET
1,1
EXAMPLE
a(2)=4 because 7 and 11 are prime neighbors of 2*4 and 11-7=4.
MATHEMATICA
Table[Prime[PrimePi[4n]+1]-Prime[PrimePi[4n]], {n, 100}]
CROSSREFS
Sequence in context: A069465 A047947 A018838 * A216621 A300448 A214781
KEYWORD
nonn
AUTHOR
Zak Seidov, Apr 01 2006
STATUS
approved