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, 2, 9, 44, 72125, 759114, 461821904

Offset

1,2

Links

Table of n, a(n) for n=1..7.

Crossrefs

Cf. A059333, A059363.

Sequence in context: A356588 A303938 A059388 * A264111 A264122 A233505

Adjacent sequences: A059389 A059390 A059391 * A059393 A059394 A059395

Keyword

hard,nonn

Author

Naohiro Nomoto, Jan 29 2001

Status

approved