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.

A039292 Numbers whose base-5 representation has the same nonzero number of 3's and 4's.

Original entry on oeis.org

19, 23, 44, 48, 69, 73, 79, 84, 89, 95, 96, 97, 103, 108, 113, 115, 116, 117, 144, 148, 169, 173, 194, 198, 204, 209, 214, 220, 221, 222, 228, 233, 238, 240, 241, 242, 269, 273, 294, 298, 319, 323, 329, 334, 339, 345, 346, 347, 353, 358, 363, 365, 366, 367
Offset: 1

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Crossrefs

Cf. A007091.

Programs

  • Mathematica
    Select[Range[500],DigitCount[#,5,3]==DigitCount[#,5,4]>0&] (* Harvey P. Dale, Jan 06 2012 *)