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A045160 Numbers whose base-5 representation contains no 0's and exactly three 1's. 0
31, 157, 158, 159, 161, 166, 171, 181, 206, 231, 281, 406, 531, 787, 788, 789, 792, 793, 794, 797, 798, 799, 807, 808, 809, 811, 816, 821, 832, 833, 834, 836, 841, 846, 857, 858, 859, 861, 866, 871, 907, 908, 909, 911, 916, 921 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[1000], DigitCount[#, 5, 0]==0&&DigitCount[#, 5, 1]==3&] (* Harvey P. Dale, Oct 27 2019 *)
CROSSREFS
Cf. A007091.
Sequence in context: A134553 A042880 A042882 * A142906 A157373 A058285
KEYWORD
nonn,base
AUTHOR
STATUS
approved

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Last modified July 25 08:50 EDT 2024. Contains 374587 sequences. (Running on oeis4.)