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A039473 Numbers whose base-11 representation has the same nonzero number of 4's and 6's. 0
50, 70, 171, 191, 292, 312, 413, 433, 490, 501, 512, 523, 545, 550, 551, 552, 553, 555, 557, 558, 559, 560, 567, 578, 589, 600, 655, 675, 730, 741, 752, 763, 770, 771, 772, 773, 775, 777, 778, 779, 780, 785, 807, 818, 829, 840, 897, 917, 1018, 1038 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..50.

MATHEMATICA

okQ[n_]:=Module[{dc4=DigitCount[n, 11, 4]}, dc4>0&&dc4==DigitCount[n, 11, 6]]

Select[Range[1100], okQ]  (* Harvey P. Dale, Jan 09 2011 *)

CROSSREFS

Sequence in context: A224559 A272607 A224552 * A309123 A146170 A217857

Adjacent sequences:  A039470 A039471 A039472 * A039474 A039475 A039476

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified December 1 16:44 EST 2021. Contains 349430 sequences. (Running on oeis4.)