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A059392
a(1)=1; a(n) is a k(n)-almost prime; m is an A-almost prime (for 1<=A); a(n) = smallest number m>a(n-1) such that a(i)+m is an (abs[ A-k(i) ])-almost prime for i = 1,2,3,..,n-1.
1
1, 2, 9, 44, 72125, 759114, 461821904
OFFSET
1,2
CROSSREFS
Sequence in context: A356588 A303938 A059388 * A264111 A264122 A233505
KEYWORD
hard,nonn
AUTHOR
Naohiro Nomoto, Jan 29 2001
STATUS
approved