OFFSET
2,6
LINKS
Pierre CAMI, Table of n, a(n) for n = 2..9601
EXAMPLE
p(2) = 3, k(2) = 1 = 3-1*2.
p(3) = 5, k(3) = -1 = 5-2*3.
p(4) = 7, k(4) = 1 = 7-2*3.
p(5) = 11, k(5) = -1 = 11-3*4.
CROSSREFS
KEYWORD
sign
AUTHOR
Pierre CAMI, Oct 30 2011
STATUS
approved