A155016 Integer part of square root of A010801.

0, 1, 90, 1262, 8192, 34938, 114283, 311269, 741455, 1594323, 3162277, 5875603, 10343751, 17403307, 28172943, 44115700, 67108864, 99521746, 144301645, 205068240, 286216701, 393029741, 531798888, 709955183, 936209559, 1220703125, 1575167569, 2013095912, 2549923807

Offset

0,3

Links

Alois P. Heinz, Table of n, a(n) for n = 0..1000 (first 100 terms from Karl V. Keller, Jr.)

Mathematica

a={}; Do[AppendTo[a, IntegerPart[(n^13)^(1/2)]], {n, 0, 5!}]; a
Table[Floor[Sqrt[n^13]], {n, 1, 30}] (* G. C. Greubel, Dec 30 2017 *)

Prog

(PARI) a(n)=sqrtint(n^13) \\ G. C. Greubel, Dec 30 2017
(Magma) [Floor(Sqrt(n^13)): n in [1..30]]; // G. C. Greubel, Dec 30 2017

Crossrefs

Integer part of square root of n^k: A000196 (k=1), A000093 (k=3), A155013 (k=5), A155014 (k=7), A238170 (k=9), A155015 (k=11), this sequence (k=13), A155018 (k=15), A155019 (k=17).

Sequence in context: A013429 A008449 A213455 * A179800 A133350 A279438

Adjacent sequences: A155013 A155014 A155015 * A155017 A155018 A155019

Keyword

nonn,easy

Author

Vladimir Joseph Stephan Orlovsky, Jan 19 2009

Extensions

Offset corrected by Karl V. Keller, Jr., Sep 27 2014

Status

approved