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A175269 a(n) = floor(2^sqrt(n)) - floor(n^sqrt(2)). 1
1, 1, 0, -1, -3, -5, -7, -9, -11, -14, -17, -20, -22, -25, -28, -32, -34, -37, -41, -44, -47, -51, -54, -57, -60, -62, -66, -69, -72, -75, -78, -81, -84, -87, -90, -92, -94, -98, -100, -102, -104, -106, -108, -110, -111, -113, -114, -116, -117, -117, -118 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,5
LINKS
MATHEMATICA
Table[Floor[2^Sqrt[n]] - Floor[n^Sqrt[2]], {n, 0, 100}]
PROG
(PARI) vector(100, n, n--; floor(2^sqrt(n)) - floor(n^sqrt(2))) \\ G. C. Greubel, Oct 02 2018
(Magma) [Floor(2^Sqrt(n)) - Floor(n^Sqrt(2)): n in [0..100]]; // G. C. Greubel, Oct 02 2018
CROSSREFS
Sequence in context: A134917 A066665 A278451 * A318919 A279539 A174059
KEYWORD
sign
AUTHOR
Zak Seidov, Mar 18 2010
STATUS
approved

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Last modified July 23 07:31 EDT 2024. Contains 374546 sequences. (Running on oeis4.)