A159812 a(n) is the largest number k such that there is no pair p+q = 2*k of two non-consecutive primes p < q with p-2*n,p or p,p+2*n consecutive primes and q-2*n,q or q,q+2*n consecutive primes.

2104, 5573, 4093, 20131, 19637, 22523, 177913, 334634, 167084, 441730

Offset

1,1

Comments

In other words, there is at least one pair p+q as define = 2*A for each number A > a(n).

Links

Table of n, a(n) for n=1..10.

Crossrefs

Cf. A159700, A159704, A159708.

Sequence in context: A270761 A332643 A015293 * A233729 A272770 A284962

Adjacent sequences: A159809 A159810 A159811 * A159813 A159814 A159815

Keyword

hard,more,nonn

Author

Pierre CAMI, Apr 22 2009

Status

approved