A018067 Powers of fourth root of 8 rounded to nearest integer.

1, 2, 3, 5, 8, 13, 23, 38, 64, 108, 181, 304, 512, 861, 1448, 2435, 4096, 6889, 11585, 19484, 32768, 55109, 92682, 155872, 262144, 440872, 741455, 1246974, 2097152, 3526975, 5931642, 9975792, 16777216

Offset

0,2

Links

Table of n, a(n) for n=0..32.

Mathematica

Floor[(Power[8, (4)^-1])^Range[0, 40]+1/2] (* Harvey P. Dale, Nov 21 2011 *)
Round[Surd[8, 4]^Range[0, 40]] (* Harvey P. Dale, Aug 31 2025 *)

Crossrefs

Sequence in context: A288382 A052968 A206720 * A068202 A096796 A257418

Adjacent sequences: A018064 A018065 A018066 * A018068 A018069 A018070

Keyword

nonn

Author

N. J. A. Sloane

Status

approved