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A067263 Numbers n such that sigma(n+1)=5*phi(n). 0
2184, 6930, 7020, 7644, 17640, 18564, 23660, 25200, 27404, 71280, 83720, 120834, 129150, 179010, 189630, 191100, 198015, 224664, 228780, 273504, 285480, 302280, 304290 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..23.

CROSSREFS

Sequence in context: A343777 A250628 A234733 * A206057 A130173 A130170

Adjacent sequences:  A067260 A067261 A067262 * A067264 A067265 A067266

KEYWORD

nonn

AUTHOR

Benoit Cloitre, Feb 21 2002

STATUS

approved

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Last modified June 14 12:26 EDT 2021. Contains 345025 sequences. (Running on oeis4.)