A099162 Least k < P(j+1) such that k*(P(j)#)^2 - 1 and k*(P(j)#)^2 + 1 are twins primes.

1, 2, 3, 6, 6, 6, 57, 35, 48, 120, 31, 43, 122, 45, 78, 320, 142, 48

Offset

1,2

Links

Table of n, a(n) for n=1..18.

Crossrefs

Cf. A099160 (P(j) sequence), A099161 (j sequence).

Sequence in context: A077082 A333936 A193896 * A187327 A271716 A362706

Adjacent sequences: A099159 A099160 A099161 * A099163 A099164 A099165

Keyword

nonn,more

Author

Pierre CAMI, Oct 01 2004

Status

approved