A023957 n-th digit after the decimal point of the n-th root of n.

0, 1, 2, 2, 2, 6, 2, 5, 7, 7, 1, 7, 7, 1, 6, 0, 2, 9, 0, 0, 5, 5, 3, 9, 3, 5, 4, 7, 6, 6, 9, 0, 2, 7, 8, 6, 0, 9, 5, 5, 7, 0, 7, 4, 9, 7, 9, 1, 5, 5, 9, 9, 8, 2, 4, 1, 3, 1, 5, 7, 0, 9, 2, 5, 5, 1, 5, 7, 9, 4, 8, 3, 2, 3, 9, 8, 6, 4, 6, 1, 2, 5, 3, 5, 0, 2, 4, 5, 1, 1, 8, 9, 6, 6, 0, 3, 8, 1, 9, 3, 4, 9

Offset

1,3

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Mathematica

Array[ Function[ n, RealDigits[ N[ Power[ n, 1/n ], n+6 ] ]// (#[ [ 1, #[ [ 2 ] ]+n ] ])& ], 110 ]
With[{nn=120}, Table[RealDigits[Surd[n, n], 10, nn+10][[1]][[n+1]], {n, nn}]] (* Harvey P. Dale, Aug 22 2021 *)

Crossrefs

Sequence in context: A278251 A286847 A291439 * A224964 A278165 A074928

Adjacent sequences: A023954 A023955 A023956 * A023958 A023959 A023960

Keyword

nonn,base

Author

N. J. A. Sloane, Olivier Gérard

Status

approved