login
This site is supported by donations to The OEIS Foundation.

 

Logo

Annual Appeal: Please make a donation to keep the OEIS running. In 2018 we replaced the server with a faster one, added 20000 new sequences, and reached 7000 citations (often saying "discovered thanks to the OEIS").
Other ways to donate

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A004579 Expansion of sqrt(8) in base 4. 1
2, 3, 1, 1, 0, 0, 1, 0, 3, 3, 0, 3, 0, 3, 0, 3, 3, 3, 2, 1, 3, 1, 3, 2, 1, 2, 1, 0, 2, 0, 1, 0, 1, 1, 2, 1, 1, 3, 3, 1, 2, 0, 2, 1, 2, 3, 0, 3, 1, 3, 1, 1, 1, 0, 2, 2, 2, 3, 3, 2, 2, 1, 3, 3, 0, 1, 3, 1, 1, 2, 3, 3, 1, 2, 0, 0, 2, 3, 2, 2, 2, 0, 2, 1, 0, 3, 2, 3, 2, 2, 2, 0, 1, 0, 3, 0, 3, 2, 3 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..10000

Jason Kimberley, Index of expansions of sqrt(d) in base b

MATHEMATICA

RealDigits[Sqrt[8], 4, 120][[1]] (* Harvey P. Dale, Mar 26 2015 *)

PROG

(MAGMA) d:= 8; m:=4; Prune(Reverse(IntegerToSequence(Isqrt(d*m^100), m))); // G. C. Greubel, Mar 25 2018

CROSSREFS

Cf. A010466.

Sequence in context: A286583 A321931 A321934 * A081371 A321900 A321895

Adjacent sequences:  A004576 A004577 A004578 * A004580 A004581 A004582

KEYWORD

nonn,base,cons

AUTHOR

N. J. A. Sloane

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified December 14 11:52 EST 2018. Contains 318097 sequences. (Running on oeis4.)