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 A031965 Numbers with exactly four distinct base-6 digits. 1
 231, 232, 233, 236, 238, 239, 242, 243, 245, 248, 249, 250, 291, 292, 293, 306, 310, 311, 312, 315, 317, 318, 321, 322, 326, 328, 329, 336, 340, 341, 348, 350, 353, 354, 356, 358, 362, 363, 365, 372, 375, 377, 378, 380, 383 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Harvey P. Dale, Table of n, a(n) for n = 1..3000 MATHEMATICA Select[Range[400], Count[DigitCount[#, 6], 0]==2&] (* Harvey P. Dale, Aug 15 2016 *) CROSSREFS Cf. A007092. Sequence in context: A251275 A323321 A156742 * A316095 A345795 A088289 Adjacent sequences: A031962 A031963 A031964 * A031966 A031967 A031968 KEYWORD nonn,base AUTHOR STATUS approved

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Last modified December 9 00:20 EST 2022. Contains 358698 sequences. (Running on oeis4.)