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 A045254 Numbers whose base-5 representation contains exactly one 1 and three 4's. 0
 249, 549, 609, 621, 749, 999, 1124, 1149, 1199, 1224, 1229, 1239, 1244, 1245, 1247, 1248, 1499, 1799, 1859, 1871, 2124, 2424, 2484, 2496, 2549, 2609, 2621, 2649, 2699, 2724, 2729, 2739, 2744, 2745, 2747, 2748, 2799, 2859 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Table of n, a(n) for n=1..38. MATHEMATICA Select[Range[3000], DigitCount[#, 5, 1]==1&&DigitCount[#, 5, 4]==3&] (* Harvey P. Dale, Oct 17 2013 *) CROSSREFS Cf. A007091. Sequence in context: A030062 A030650 A299831 * A197349 A197400 A225209 Adjacent sequences: A045251 A045252 A045253 * A045255 A045256 A045257 KEYWORD nonn,base AUTHOR Clark Kimberling STATUS approved

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Last modified December 7 11:41 EST 2023. Contains 367656 sequences. (Running on oeis4.)