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A087822
Sequence of j such that P=(j*P(i)#)/2 - 2 and P+4 are consecutive primes, where j is odd, 0 < j < P(i+1) and P(i) denotes i-th prime.
2
3, 1, 3, 1, 3, 3, 1, 13, 15, 3, 17, 27, 3, 1, 27, 19, 23, 35, 13, 45, 57, 41, 85, 43, 89, 35, 33, 37, 123, 109, 159, 161, 137, 49, 299, 67, 229, 163, 269
OFFSET
0,1
CROSSREFS
Cf. A002110 (P# = primorials).
Sequence in context: A377403 A135023 A367805 * A163378 A025810 A001319
KEYWORD
nonn,more
AUTHOR
Pierre CAMI, Oct 06 2003
EXTENSIONS
Edited by Ray Chandler, Oct 19 2003
STATUS
approved