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A007092
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Numbers in base 6.
(Formerly M0532)
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187
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0, 1, 2, 3, 4, 5, 10, 11, 12, 13, 14, 15, 20, 21, 22, 23, 24, 25, 30, 31, 32, 33, 34, 35, 40, 41, 42, 43, 44, 45, 50, 51, 52, 53, 54, 55, 100, 101, 102, 103, 104, 105, 110, 111, 112, 113, 114, 115, 120, 121, 122, 123, 124, 125, 130, 131, 132, 133, 134, 135, 140, 141, 142, 143, 144, 145
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OFFSET
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0,3
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COMMENTS
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Nonnegative integers with no decimal digits > 5. - Karol Bacik, Sep 25 2012
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
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FORMULA
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a(0)=0, a(n) = 10*a(n/6) if n==0 (mod 6), and a(n) = a(n-1)+1 otherwise. - Benoit Cloitre, Dec 22 2002
a(n) = Sum{d(i)*10^i: i=0,1,...,m}, where Sum{d(i)*6^i: i=1,2,...,m} = n, and d(i) in {0,1,...,5}. - Karol Bacik, Sep 25 2012
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MAPLE
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A007092 := proc(n) local l: if(n=0)then return 0: fi: l:=convert(n, base, 6): return op(convert(l, base, 10, 10^nops(l))): end: seq(A007092(n), n=0..59); # Nathaniel Johnston, May 06 2011
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MATHEMATICA
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Table[ FromDigits[ IntegerDigits[n, 6]], {n, 0, 65}]
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PROG
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(Haskell)
a007092 0 = 0
a007092 n = 10 * a007092 n' + m where (n', m) = divMod n 6
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CROSSREFS
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KEYWORD
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nonn,easy,base
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AUTHOR
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STATUS
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approved
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