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A034126 Decimal part of cube root of a(n) starts with 0: first term of runs (cubes excluded). 2
9, 28, 65, 126, 217, 344, 513, 730, 1001, 1332, 1729, 2198, 2745, 3376, 4097, 4914, 5833, 6860, 8001, 9262, 10649, 12168, 13825, 15626, 17577, 19684, 21953, 24390, 27001, 29792, 32769, 35938, 39305, 42876, 46657, 50654, 54873, 59320, 64001 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Same as sequence A001093 (n^3+1) starting from the fourth term.

LINKS

Table of n, a(n) for n=1..39.

MATHEMATICA

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 *)

CROSSREFS

Cf. A034116.

Sequence in context: A135705 A321559 A041359 * A034677 A009255 A062451

Adjacent sequences:  A034123 A034124 A034125 * A034127 A034128 A034129

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Sep 15 1998

STATUS

approved

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Last modified February 27 07:53 EST 2021. Contains 341649 sequences. (Running on oeis4.)