[go: up one dir, main page]

login
A090836
Numbers n such that 6*n+5, 6*n+11, 6*n+17, 6*n+23 are consecutive primes.
10
41, 896, 1051, 2106, 2241, 2456, 2631, 2911, 3886, 4361, 9346, 10366, 12586, 13131, 13796, 14071, 14896, 15736, 15876, 17451, 19291, 20091, 20166
OFFSET
1,1
LINKS
EXAMPLE
6*41+5=251, 6*41+11=257, 6*41+17=263, 6*41+23=269; 251,257,263,269 are consecutive primes.
MATHEMATICA
Select[(#-5)/6&/@Transpose[Select[Partition[Prime[Range[11500]], 4, 1], Union[Differences[#]]=={6}&]][[1]], IntegerQ] (* Harvey P. Dale, Nov 18 2013 *)
KEYWORD
easy,nonn
AUTHOR
Pierre CAMI, Dec 09 2003
STATUS
approved