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

Author

Clark Kimberling

Keywords

• nonn
• base
• easy

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.

Crossrefs

Cf. A005408, A033307.

Programs

Mathematica

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

Extensions

More terms from Stefan Steinerberger, Apr 14 2006