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A132913 a(n) = ceiling(sqrt(n) + n^(1/3)). 0
2, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..66.

MATHEMATICA

Table[Ceiling[Sqrt[n]+Surd[n, 3]], {n, 70}] (* Harvey P. Dale, Jul 31 2018 *)

CROSSREFS

Cf. A000196, A003059, A134914, A134915, A134916.

Sequence in context: A194817 A211675 A239683 * A278814 A003160 A060740

Adjacent sequences:  A132910 A132911 A132912 * A132914 A132915 A132916

KEYWORD

nonn

AUTHOR

Mohammad K. Azarian, Nov 18 2007

STATUS

approved

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Last modified October 20 22:22 EDT 2021. Contains 348119 sequences. (Running on oeis4.)