cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A092361 Palindromic numbers containing one or more odd digits.

Original entry on oeis.org

1, 3, 5, 7, 9, 11, 33, 55, 77, 99, 101, 111, 121, 131, 141, 151, 161, 171, 181, 191, 212, 232, 252, 272, 292, 303, 313, 323, 333, 343, 353, 363, 373, 383, 393, 414, 434, 454, 474, 494, 505, 515, 525, 535, 545, 555, 565, 575, 585, 595, 616, 636, 656, 676, 696
Offset: 1

Views

Author

Michael Joseph Halm, Mar 19 2004

Keywords

Comments

Begins to differ from the odd palindromic numbers, A029950, in the 21st term.

Examples

			a(21) = 212 because it is the 21st palindromic number with an odd digit, the first even one
		

Crossrefs

Programs

  • Mathematica
    Select[Range[1000],PalindromeQ[#]&&AnyTrue[IntegerDigits[#],OddQ]&] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, May 24 2021 *)

Extensions

Corrected and definition clarified by Harvey P. Dale, May 24 2021