A004544 Expansion of sqrt(2) in base 7.

1, 2, 6, 2, 0, 3, 4, 5, 4, 5, 2, 1, 1, 2, 3, 2, 6, 1, 0, 6, 1, 3, 4, 2, 1, 0, 1, 2, 0, 1, 6, 1, 6, 6, 2, 4, 0, 5, 0, 4, 0, 0, 4, 2, 5, 1, 1, 2, 6, 0, 5, 2, 1, 6, 0, 2, 2, 6, 6, 1, 5, 6, 3, 5, 2, 2, 0, 2, 6, 0, 5, 6, 5, 1, 5, 5, 2, 2, 4, 3, 6, 2, 0, 6, 4, 0, 5, 5, 1, 4, 4, 5, 1, 5, 2, 0, 0, 4, 1

Offset

1,2

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[2], 7, 100] [[1]] (* Vincenzo Librandi, Jan 23 2016 *)

Prog

(Magma) Prune(Reverse(IntegerToSequence(Isqrt(2*7^400), 7))); // Vincenzo Librandi, Jan 23 2016

Crossrefs

Sequence in context: A134301 A168294 A363737 * A010590 A049061 A342670

Adjacent sequences: A004541 A004542 A004543 * A004545 A004546 A004547

Keyword

nonn,base,cons

Author

N. J. A. Sloane

Extensions

a(73) onwards corrected by Sean A. Irvine, Jan 22 2016

Status

approved