A155013 Integer part of square root of A000584.

1, 5, 15, 32, 55, 88, 129, 181, 243, 316, 401, 498, 609, 733, 871, 1024, 1191, 1374, 1573, 1788, 2020, 2270, 2536, 2821, 3125, 3446, 3787, 4148, 4528, 4929, 5350, 5792, 6255, 6740, 7247, 7776, 8327, 8901, 9498, 10119, 10763, 11432, 12124, 12841, 13584

Offset

1,2

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Mathematica

a={}; Do[AppendTo[a, IntegerPart[(n^5)^(1/2)]], {n, 5!}]; a
IntegerPart[Sqrt[Range[50]^5]] (* Harvey P. Dale, May 14 2012 *)
Table[Floor[Sqrt[n^5]], {n, 1, 30}] (* G. C. Greubel, Dec 30 2017 *)

Prog

(PARI) for(n=1, 30, print1(floor(sqrt(n^5)), ", ")) \\ G. C. Greubel, Dec 30 2017
(Magma) [Floor(Sqrt(n^5)): n in [1..30]]; // G. C. Greubel, Dec 30 2017

Crossrefs

Cf. A000093.

Integer part of square root of n^k: A000196 (k=1), A000093 (k=3), this sequence (k=5), A155014 (k=7), A155015 (k=11), A155016 (k=13), A155018 (k=15), A155019 (k=17),

Sequence in context: A037984 A298032 A073361 * A134887 A228599 A260918

Adjacent sequences: A155010 A155011 A155012 * A155014 A155015 A155016

Keyword

nonn

Author

Vladimir Joseph Stephan Orlovsky, Jan 19 2009

Status

approved