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A018089 Powers of fourth root of 15 rounded up. 0
1, 2, 4, 8, 15, 30, 59, 115, 225, 443, 872, 1715, 3375, 6642, 13072, 25725, 50625, 99630, 196070, 385864, 759375, 1494443, 2941047, 5787950, 11390625, 22416633, 44115701, 86819244, 170859375 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..28.

CROSSREFS

Sequence in context: A192655 A018088 A189101 * A124312 A068030 A251707

Adjacent sequences:  A018086 A018087 A018088 * A018090 A018091 A018092

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified September 26 20:34 EDT 2021. Contains 347672 sequences. (Running on oeis4.)