A018007 Powers of cube root of 11 rounded to nearest integer.

1, 2, 5, 11, 24, 54, 121, 269, 598, 1331, 2960, 6583, 14641, 32561, 72416, 161051, 358174, 796572, 1771561, 3939916, 8762296, 19487171, 43339080, 96385252, 214358881, 476729884, 1060237770, 2357947691, 5244028719, 11662615466, 25937424601, 57684315913

Offset

0,2

Links

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

Formula

a(n) = round( 11^(n/3) ). - Wesley Ivan Hurt, Dec 21 2013

Maple

A018007:=n->round(11^(n/3)); seq(A018007(n), n=0..50); # Wesley Ivan Hurt, Dec 21 2013

Mathematica

Table[Round[11^(n/3)], {n, 0, 50}] (* Wesley Ivan Hurt, Dec 21 2013 *)

Prog

(Magma) [Round(11^(n/3)): n in [0..50]]; // Vincenzo Librandi, Jan 08 2014

Crossrefs

Cf. A018006, and 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), this sequence (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: A110513 A018115 A242551 * A295091 A071879 A228862

Adjacent sequences: A018004 A018005 A018006 * A018008 A018009 A018010

Keyword

nonn

Author

N. J. A. Sloane

Extensions

More terms from Vincenzo Librandi, Jan 08 2014

Status

approved