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A188367
Values of b such that (c+9b)*prime(n)#-1 is the least prime such that (c+kb)*prime(n)#-1 are all primes for 0 <= k <= 9, or 0 if there is no solution with c+9b < prime(n)#.
1
0, 0, 0, 0, 0, 289, 213, 22, 177, 266, 1257, 3278, 14999, 3011, 7506, 5531, 3590, 13714, 2456, 20010, 3584, 30464, 14611, 23835, 3937, 22689, 20687, 76314, 34164, 23928
OFFSET
1,6
COMMENTS
Values of c are in A188366.
For n = 9, 13, and 16 (c+kb)*prime(n)#-1 is prime for k=10 as well.
CROSSREFS
Cf. A188366.
Sequence in context: A272164 A107739 A221203 * A184046 A235810 A229906
KEYWORD
nonn,hard
AUTHOR
Pierre CAMI, Mar 29 2011
EXTENSIONS
More terms from Pierre CAMI
STATUS
approved