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.

A292733 Numbers in which 3 outnumbers all other digits together.

Original entry on oeis.org

3, 33, 133, 233, 303, 313, 323, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 343, 353, 363, 373, 383, 393, 433, 533, 633, 733, 833, 933, 1333, 2333, 3033, 3133, 3233, 3303, 3313, 3323, 3330, 3331, 3332, 3333, 3334, 3335, 3336, 3337, 3338, 3339, 3343, 3353, 3363, 3373, 3383, 3393, 3433, 3533, 3633, 3733, 3833, 3933, 4333, 5333, 6333, 7333, 8333
Offset: 1

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Author

Halfdan Skjerning, Sep 22 2017

Keywords

Comments

Subset of A292453.

Examples

			303 has more 3's than any other digit, whereas both 3003 and 3013 have as many other digits as 3's.
		

Crossrefs

Programs

  • Mathematica
    Select[Range[0, 9000], Total@ #1 < First@ #2 & @@ TakeDrop[RotateLeft[#, 3] &@ DigitCount@ #, 9] &] (* Michael De Vlieger, Sep 22 2017 *)
    Select[Range[9000],DigitCount[#,10,3]>IntegerLength[#]/2&] (* Harvey P. Dale, Jun 17 2025 *)

Extensions

a(48) and following corrected by Georg Fischer, Dec 22 2022