A113818 Decimal expansion of the integer (101101101101101101101101101)/9.

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

Offset

26,3

Comments

Using square roots and periodic numbers you can produce this kind of curious sequence.

Links

Table of n, a(n) for n=26..51.

R. Miyadera, Interesting patterns made by periodic numbers and square root.

Formula

(101101101101101101101101101)/9 or Sqrt[101101101101101101101101101], where sqrt is the square root.

Example

(101101101101101101101101101)/9 = 11233455677900122344566789.

Mathematica

RealDigits[101101101101101101101101101/9, 10, 26][[1]] (* Harvey P. Dale, May 21 2020 *)

Crossrefs

Cf. A021085, A021895, A113694, A113675.

Sequence in context: A181534 A258703 A067022 * A136746 A003003 A356988

Adjacent sequences: A113815 A113816 A113817 * A113819 A113820 A113821

Keyword

easy,nonn,cons,fini,full

Author

Ryohei Miyadera and Daisuke Minematsu, Jan 23 2006

Extensions

Edited by N. J. A. Sloane, May 26 2006

Previous Mathematica program replaced by Harvey P. Dale, May 21 2020

Status

approved