OFFSET
1,1
LINKS
Donovan Johnson, Table of n, a(n) for n=1..203
EXAMPLE
a(5) = 675 = 3^3*5^2 is a 5-almost prime and 675-2 and 675+2 are both prime (cousin primes). 675 is the smallest such 5-almost prime.
CROSSREFS
KEYWORD
nonn
AUTHOR
Donovan Johnson, Sep 30 2008
STATUS
approved