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A015806 Numbers n not congruent to 0 (mod 3) such that phi(n) + 4 | sigma(n). 0
175, 220, 350, 752, 3772, 4720, 5092, 15296, 80320 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

CROSSREFS

Sequence in context: A186218 A102538 A045145 * A109836 A186211 A205748

Adjacent sequences:  A015803 A015804 A015805 * A015807 A015808 A015809

KEYWORD

nonn

AUTHOR

Robert G. Wilson v (rgwv(AT)rgwv.com)

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Last modified February 16 17:11 EST 2012. Contains 205938 sequences.