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A029687
n-th digit after decimal point of 7th root of n.
1
0, 0, 9, 0, 9, 8, 2, 9, 6, 3, 2, 7, 9, 8, 6, 4, 1, 5, 3, 7, 4, 3, 5, 8, 3, 6, 1, 0, 7, 4, 6, 9, 6, 2, 9, 6, 8, 1, 4, 0, 9, 9, 2, 2, 1, 4, 6, 1, 3, 9, 3, 1, 7, 5, 9, 7, 0, 7, 6, 8, 1, 7, 6, 7, 8, 8, 3, 6, 1, 3, 5, 8, 6, 5, 0, 6, 5, 7, 7, 8, 5, 7, 3, 6, 3, 5, 1, 6, 6, 8, 8, 4, 7, 6, 8, 7, 2, 6, 6, 6, 0, 7
OFFSET
1,3
LINKS
MATHEMATICA
Array[ Function[ n, RealDigits[ N[ Power[ n, 1/7 ], n+6 ] ]// (#[ [ 1, #[ [ 2 ] ]+n ] ])& ], 110 ]
Module[{nn=110, srd, fl}, Table[srd=Surd[n, 7]; fl=IntegerLength[Floor[srd]]; RealDigits[ srd, 10, nn+fl+2][[1, n+fl]], {n, nn}]] (* Harvey P. Dale, Apr 14 2022 *)
CROSSREFS
Sequence in context: A252851 A241290 A201298 * A187426 A226765 A132696
KEYWORD
nonn,base
STATUS
approved