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A088595 Numbers n such that (A006530[n]+A020639[n])/2 is an integer, divides n and it is not a power of prime number: it has at least 2 distinct prime factors. Special terms of A088948. 1
105, 231, 315, 525, 627, 693, 735, 897, 935, 945, 1155, 1575, 1581, 1617, 1729, 1881, 2079, 2205, 2465, 2541, 2625, 2691, 2835, 2967, 3135, 3465, 3525, 3675, 4123, 4301, 4389, 4485, 4675, 4715, 4725, 4743, 4851, 5145, 5487, 5643, 5775, 6237, 6279, 6545 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

EXAMPLE

n=315=3.3.5.7 not a power of prime,has 3 prime factors and (3+5)/2=7 divides n.

CROSSREFS

Cf. A006530, A020639, A088948, A088949.

Sequence in context: A069692 A179143 A176878 * A146257 A075764 A046299

Adjacent sequences:  A088592 A088593 A088594 * A088596 A088597 A088598

KEYWORD

nonn

AUTHOR

Labos E. (labos(AT)ana.sote.hu), Nov 20 2003

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Last modified February 16 21:51 EST 2012. Contains 205978 sequences.