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A166319 Numbers n such can be expressed as a * b * c ... and a^2+b^2+c^2+... = n 0
0, 1, 16, 24, 27, 32, 36, 40, 45, 48, 54, 60, 64, 72, 75, 80, 81, 84, 90, 96, 100 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

27=3*3*3=3^2+3^2+3^2, 32=4*2*2*2*1*1*1*1=4^2+2^2+2^2+2^2+1^2+1^2+1^2+1^2, 45=3*3*5*1*1 =3^2+3^2+5^2+1^2+1^2

LINKS

Table of n, a(n) for n=1..21.

CROSSREFS

Sequence in context: A205193 A052058 A105732 * A114415 A033987 A140349

Adjacent sequences:  A166316 A166317 A166318 * A166320 A166321 A166322

KEYWORD

nonn,uned

AUTHOR

Claudio Meller, Oct 11 2009

STATUS

approved

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Last modified May 23 23:12 EDT 2013. Contains 225613 sequences.