A018022 Powers of cube root of 16 rounded to nearest integer.

1, 3, 6, 16, 40, 102, 256, 645, 1625, 4096, 10321, 26008, 65536, 165140, 416128, 1048576, 2642246, 6658043, 16777216, 42275935, 106528681, 268435456, 676414963, 1704458901, 4294967296, 10822639410, 27271342415, 68719476736, 173162230555

Offset

0,2

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Mathematica

Table[Round[16^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 08 2014 *)
Round[CubeRoot[16]^Range[0, 40]] (* Harvey P. Dale, Oct 10 2024 *)

Prog

(Magma) [Round(16^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 08 2014

Crossrefs

Cf. powers of cube root of k rounded up: A017980 (k=2), A017983 (k=3), A017986 (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), this sequence (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: A239980 A205770 A301959 * A166536 A128720 A096745

Adjacent sequences: A018019 A018020 A018021 * A018023 A018024 A018025

Keyword

nonn

Author

N. J. A. Sloane

Extensions

More terms from Vincenzo Librandi, Jan 08 2014

Status

approved