A031312 Successive digits of odd numbers.

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

Offset

1,2

Comments

The constant 0.135791113... whose decimal expansion is this sequence (analogous to Champernowne constant, A033307) is a transcendental number but is not a Liouville number (Wananiyakul et al., 2022). - Amiram Eldar, Feb 05 2022

Links

Michael De Vlieger, Table of n, a(n) for n = 1..10000

Saeree Wananiyakul, Vichian Laohakosol and Janyarak Tongsomporn, Transcendental Numbers Arising from Mahler's Method, Mathematical, Computational Intelligence and Engineering Approaches for Tourism, Agriculture and Healthcare, Springer, Singapore, 2022, pp. 111-120.

Mathematica

Flatten[IntegerDigits[2*Range[60] - 1]] (* Stefan Steinerberger, Apr 14 2006 *)

Crossrefs

Cf. A005408, A033307.

Sequence in context: A276693 A127050 A316988 * A141518 A225985 A032764

Adjacent sequences: A031309 A031310 A031311 * A031313 A031314 A031315

Keyword

nonn,base,easy

Author

Clark Kimberling

Extensions

More terms from Stefan Steinerberger, Apr 14 2006

Status

approved