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A018023 Powers of cube root of 16 rounded up. 21
1, 3, 7, 16, 41, 102, 256, 646, 1626, 4096, 10322, 26008, 65536, 165141, 416128, 1048576, 2642246, 6658043, 16777216, 42275936, 106528682, 268435456, 676414964, 1704458901, 4294967296, 10822639410, 27271342416, 68719476736, 173162230555 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
MATHEMATICA
With[{c=16^(1/3)}, Ceiling[c^Range[0, 30]]] (* Harvey P. Dale, Oct 09 2012 *)
Table[Ceiling[16^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 09 2014 *)
PROG
(Magma) [Ceiling(16^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 09 2014
CROSSREFS
Cf. powers of cube root of k ceiling up: A017981 (k=2), A017984 (k=3), A017987 (k=4), A017990 (k=5), A017993 (k=6), A017996 (k=7), A018002 (k=9), A018005 (k=10), A018008 (k=11), A018011 (k=12), A018014 (k=13), A018017 (k=14), A018020 (k=15), this sequence (k=16), A018026 (k=17), A018029 (k=18), A018032 (k=19), A018035 (k=20), A018038 (k=21), A018041 (k=22), A018044 (k=23), A018047 (k=24).
Sequence in context: A009337 A323776 A036567 * A144977 A058300 A000674
KEYWORD
nonn
AUTHOR
EXTENSIONS
More terms from Vincenzo Librandi, Jan 09 2014
STATUS
approved

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Last modified March 19 01:57 EDT 2024. Contains 370952 sequences. (Running on oeis4.)