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 A017986 Powers of cube root of 4 rounded to nearest integer. 22
 1, 2, 3, 4, 6, 10, 16, 25, 40, 64, 102, 161, 256, 406, 645, 1024, 1625, 2580, 4096, 6502, 10321, 16384, 26008, 41285, 65536, 104032, 165140, 262144, 416128, 660561, 1048576, 1664511, 2642246, 4194304, 6658043, 10568984, 16777216, 26632170, 42275935 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..200 MATHEMATICA Table[Round[4^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 07 2014 *) Round[Surd[4, 3]^Range[0, 40]] (* Harvey P. Dale, Jan 02 2017 *) PROG (Magma) [Round(4^(n/3)): n in [0..50]]; // Vincenzo Librandi, Jan 07 2014 (PARI) vector(50, n, n--; round(4^(n/3))) \\ Altug Alkan, Nov 25 2015 CROSSREFS Cf. powers of cube root of k rounded up: A017980 (k=2), A017983 (k=3), this sequence (k=4), A017989 (k=5), A017992 (k=6), A017995 (k=7), A018001 (k=9), A018004 (k=10), A018007 (k=11), A018010 (k=12), A018013 (k=13), A018016 (k=14), A018019 (k=15), A018022 (k=16), A018025 (k=17), A018028 (k=18), A018031 (k=19), A018034 (k=20), A018037 (k=21), A018040 (k=22), A018043 (k=23), A018046 (k=24). Sequence in context: A024965 A018142 A173697 * A343304 A346075 A352946 Adjacent sequences: A017983 A017984 A017985 * A017987 A017988 A017989 KEYWORD nonn AUTHOR EXTENSIONS More terms from Vincenzo Librandi, Jan 07 2014 STATUS approved

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Last modified March 27 12:46 EDT 2023. Contains 361570 sequences. (Running on oeis4.)