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A018021 Powers of cube root of 16 rounded down. 21
1, 2, 6, 16, 40, 101, 256, 645, 1625, 4096, 10321, 26007, 65536, 165140, 416127, 1048576, 2642245, 6658042, 16777216, 42275935, 106528681, 268435456, 676414963, 1704458900, 4294967296, 10822639409, 27271342415, 68719476736, 173162230554, 436341478645 (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[Floor[16^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 06 2014 *)

PROG

(MAGMA) [Floor(16^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 06 2014

CROSSREFS

Cf. powers of cube root of k rounded down: A017979 (k=2), A017982 (k=3), A017985 (k=4), A017988 (k=5), A017991 (k=6), A017994 (k=7), A018000 (k=9), A018003 (k=10), A018006 (k=11), A018009 (k=12), A018012 (k=13), A018015 (k=14), A018018 (k=15), this sequence (k=16), A018024 (k=17), A018027 (k=18), A018030 (k=19), A018033 (k=20), A018036 (k=21), A018039 (k=22), A018042 (k=23), A018045 (k=24).

Sequence in context: A293004 A265278 A111281 * A215340 A074405 A068786

Adjacent sequences:  A018018 A018019 A018020 * A018022 A018023 A018024

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from Vincenzo Librandi, Jan 06 2014

STATUS

approved

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Last modified March 18 22:11 EDT 2019. Contains 321305 sequences. (Running on oeis4.)