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 A135661 a(n) = floor(sqrt(n) - n^(1/3)). 14
 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,24 LINKS Vincenzo Librandi, Table of n, a(n) for n = 1..1000 MATHEMATICA Table[Floor[n^(1/2) - n^(1/3)], {n, 100}] (* Vincenzo Librandi, Feb 18 2013 PROG (MAGMA) [Floor(n^(1/2)-n^(1/3)): n in [1..100]]; // Vincenzo Librandi, Feb 18 2013 CROSSREFS Cf. A000196, A048766, A134914, A135660. Sequence in context: A062153 A217693 A204560 * A082998 A076620 A121900 Adjacent sequences:  A135658 A135659 A135660 * A135662 A135663 A135664 KEYWORD nonn,easy AUTHOR Mohammad K. Azarian, Nov 25 2007 EXTENSIONS Offset corrected by M. F. Hasler, Nov 17 2008 STATUS approved

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Last modified August 5 15:51 EDT 2021. Contains 346477 sequences. (Running on oeis4.)