cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A034126 Decimal part of cube root of a(n) starts with 0: first term of runs (cubes excluded).

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%I A034126 #14 Aug 03 2020 01:36:07
%S A034126 9,28,65,126,217,344,513,730,1001,1332,1729,2198,2745,3376,4097,4914,
%T A034126 5833,6860,8001,9262,10649,12168,13825,15626,17577,19684,21953,24390,
%U A034126 27001,29792,32769,35938,39305,42876,46657,50654,54873,59320,64001
%N A034126 Decimal part of cube root of a(n) starts with 0: first term of runs (cubes excluded).
%C A034126 Same as sequence A001093 (n^3+1) starting from the fourth term.
%t A034126 crQ[n_]:=Module[{r=Surd[n,3],cr,m},cr=RealDigits[r,10,10];m= cr[[2]]+1; !IntegerQ[r]&&cr[[1,m]]==0]; #[[1]]&/@ Split[ Select[ Range[65000], crQ], #1+1==#2&] (* _Harvey P. Dale_, Aug 05 2013 *)
%Y A034126 Cf. A034116.
%K A034126 nonn,base
%O A034126 1,1
%A A034126 _Patrick De Geest_, Sep 15 1998