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A023736 Numbers with exactly 3 3's in their base-5 expansion. 2
93, 218, 343, 393, 418, 443, 453, 458, 463, 465, 466, 467, 469, 473, 493, 593, 718, 843, 968, 1018, 1043, 1068, 1078, 1083, 1088, 1090, 1091, 1092, 1094, 1098, 1118, 1218, 1343, 1468, 1593, 1643, 1668, 1693, 1703, 1708 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Nathaniel Johnston, Table of n, a(n) for n = 1..10000

MAPLE

seq(`if`(numboccur(3, convert(n, base, 5))=3, n, NULL), n=0..2000); # Nathaniel Johnston, Jun 27 2011

MATHEMATICA

Select[ Range[ 1750 ], (Count[ IntegerDigits[ #, 5 ], 3 ]==3)& ]

CROSSREFS

Cf. A023733, A023734, A023735.

Sequence in context: A044425 A044806 A043363 * A045304 A045190 A045265

Adjacent sequences:  A023733 A023734 A023735 * A023737 A023738 A023739

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified October 20 22:22 EDT 2021. Contains 348119 sequences. (Running on oeis4.)