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A111025
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Number of cubes between 10n and 10n+9 (inclusive).
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2
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3, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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EXAMPLE
| a(0) = 3 since between 0 and 9 there are 3 cubes {0,1,8}.
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MATHEMATICA
| f3[n_] := If[n < 0, 0, Floor[n^(1/3)] + 1]; Table[f3[10n + 9] - f3[10n - 1], {n, 0, 120}] (*Chandler*)
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CROSSREFS
| Cf. A110916, A111037.
Sequence in context: A180515 A009138 A175562 * A098018 A196306 A107093
Adjacent sequences: A111022 A111023 A111024 * A111026 A111027 A111028
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KEYWORD
| nonn
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AUTHOR
| Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Oct 05 2005
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EXTENSIONS
| Corrected and extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Oct 07 2005
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