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A053077
Balanced primes separated from the next lower and next higher prime neighbors by 42.
3
247141, 689509, 1008659, 1629809, 1658669, 2024689, 2751041, 2811761, 2880949, 2921819, 3264491, 3295069, 3311359, 3365491, 3555311, 3668461, 4059271, 4412141, 4440571, 4549351, 4619399, 4690261, 4802989, 4955221, 5115301
OFFSET
1,1
FORMULA
a(n) = A052198(n) + 42. - Sean A. Irvine, Dec 06 2021
EXAMPLE
247141 is separated from both the next lower prime and the next higher prime by 42.
MATHEMATICA
lst={}; Do[p=Prime[n]; If[p-Prime[n-1]==Prime[n+1]-p==6*7, AppendTo[lst, p]], {n, 2, 9!}]; lst (* Vladimir Joseph Stephan Orlovsky, May 20 2010 *)
CROSSREFS
Cf. A052198.
Sequence in context: A321039 A230525 A052198 * A229872 A172796 A268842
KEYWORD
easy,nonn
AUTHOR
Harvey P. Dale, Feb 25 2000
STATUS
approved