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.

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

Links

Table of n, a(n) for n=0..38.

Crossrefs

Cf. A087820, A087821.

Cf. A002110 (P# = primorials).

Sequence in context: A255894 A135023 A367805 * A163378 A025810 A001319

Adjacent sequences: A087819 A087820 A087821 * A087823 A087824 A087825

Keyword

nonn,more

Author

Pierre CAMI, Oct 06 2003

Extensions

Edited by Ray Chandler, Oct 19 2003

Status

approved