A054801 Second term of balanced prime quartets: p(m)-p(m-1) = p(m+1)-p(m) = p(m+2)-p(m+1).

257, 1747, 3307, 5107, 5387, 6317, 6367, 12647, 13457, 14747, 15797, 15907, 17477, 18217, 19477, 23327, 26177, 30097, 30637, 53617, 56087, 62207, 63697, 71347, 74471, 75527, 76561, 77557, 78797, 80917, 82787, 83437, 84437, 89107, 89387

Offset: 1

Author

Henry Bottomley, Apr 10 2000

Keywords

• nonn

Links

• Harvey P. Dale, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A006562, A054800-A054840.

Programs

Mathematica

Transpose[Select[Partition[Prime[Range[9000]],4,1],Length[ Union[ Differences[#]]] == 1&]][[2]] (* Harvey P. Dale, Oct 22 2013 *)