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A118021 Numbers n such that (1+n)/n does not converge to an integer under the approximate cubing map x -> x*ceiling(x^2). 1
2, 4, 8, 16, 20, 40, 64, 72, 80, 100, 120, 128, 136, 240, 300, 376, 404, 432 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

A118020(n)=-1.

CROSSREFS

Sequence in context: A067945 A166156 A089473 * A134162 A045776 A102252

Adjacent sequences:  A118018 A118019 A118020 * A118022 A118023 A118024

KEYWORD

nonn

AUTHOR

T. D. Noe (noe(AT)sspectra.com), Apr 10 2006

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Last modified February 17 04:58 EST 2012. Contains 205985 sequences.