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Search: id:A088949
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A088949 (A006530[x]+A020639[x])/2 is an integer, divides x and it is not a prime number, special terms of A088948. +0
3
4, 8, 9, 16, 25, 27, 32, 49, 64, 81, 105, 121, 125, 128, 169, 231, 243, 256, 289, 315, 343, 361, 512, 525, 529, 625, 627, 693, 729, 735, 841, 897, 935, 945, 961, 1024 (list; graph; listen)
OFFSET

1,1

EXAMPLE

n=315=3.3.5.7 composite, (3+5)/2=7 divides n.

CROSSREFS

Cf. A006530, A020639, A088948, A088595, A046687.

Sequence in context: A046447 A087244 A080062 this_sequence A134600 A134601 A134611

Adjacent sequences: A088946 A088947 A088948 this_sequence A088950 A088951 A088952

KEYWORD

nonn

AUTHOR

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

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


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