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A017939 Powers of sqrt(11) rounded up. 1
1, 4, 11, 37, 121, 402, 1331, 4415, 14641, 48559, 161051, 534146, 1771561, 5875604, 19487171, 64631635, 214358881, 710947979, 2357947691, 7820427767, 25937424601, 86024705430, 285311670611 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..900

MATHEMATICA

Ceiling[(Sqrt[11])^Range[0, 40]] (* Vincenzo Librandi, Nov 21 2011 *)

PROG

(MAGMA) [Ceiling(Sqrt(11^n)): n in [0..30]]; // Vincenzo Librandi, Nov 21 2011

CROSSREFS

Sequence in context: A300772 A238244 A247816 * A282702 A130494 A027573

Adjacent sequences:  A017936 A017937 A017938 * A017940 A017941 A017942

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified May 6 04:57 EDT 2021. Contains 343580 sequences. (Running on oeis4.)