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A029688 n-th digit after decimal point of 8th root of n. 1
0, 9, 7, 2, 4, 3, 1, 5, 2, 1, 1, 1, 6, 5, 4, 0, 7, 4, 0, 8, 3, 1, 2, 7, 9, 1, 4, 5, 8, 1, 4, 3, 0, 5, 4, 9, 5, 9, 1, 5, 4, 7, 5, 7, 6, 1, 3, 0, 4, 1, 9, 4, 5, 7, 1, 9, 5, 6, 3, 4, 3, 0, 4, 9, 6, 4, 7, 8, 3, 5, 3, 7, 1, 1, 4, 3, 0, 9, 6, 7, 7, 0, 9, 4, 1, 3, 8, 3, 8, 0, 3, 6, 1, 1, 4, 1, 4, 1, 2, 0, 3, 7 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..10000

MATHEMATICA

Array[ Function[ n, RealDigits[ N[ Power[ n, 1/8 ], n+6 ] ]// (#[ [ 1, #[ [ 2 ] ]+n ] ])& ], 110 ]

nd8[n_]:=Module[{c=RealDigits[Surd[n, 8], 10, 20+n]}, c[[1, c[[2]]+n]]]; Array[ nd8, 120] (* Harvey P. Dale, Jul 23 2016 *)

CROSSREFS

Sequence in context: A328968 A267316 A021511 * A155792 A247226 A197834

Adjacent sequences:  A029685 A029686 A029687 * A029689 A029690 A029691

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane, Olivier Gérard

STATUS

approved

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Last modified September 21 07:06 EDT 2020. Contains 337267 sequences. (Running on oeis4.)