A010539 Decimal expansion of square root of 88.

9, 3, 8, 0, 8, 3, 1, 5, 1, 9, 6, 4, 6, 8, 5, 9, 1, 0, 9, 1, 3, 1, 2, 6, 0, 2, 2, 7, 0, 8, 8, 9, 3, 2, 5, 6, 1, 1, 7, 6, 4, 5, 6, 7, 0, 6, 8, 2, 3, 4, 7, 4, 3, 0, 7, 2, 1, 1, 4, 0, 3, 7, 8, 2, 0, 3, 4, 0, 4, 9, 2, 6, 5, 5, 0, 6, 4, 7, 9, 4, 4, 2, 9, 6, 4, 2, 3, 1, 1, 9, 2, 1, 2, 3, 0, 8, 6, 2, 7

Offset

1,1

Comments

Continued fraction expansion is 9 followed by {2, 1, 1, 1, 2, 18} repeated. - Harry J. Smith, Jun 10 2009

Links

Harry J. Smith, Table of n, a(n) for n = 1..20000

Index entries for algebraic numbers, degree 2.

Example

9.3808315196468591091312602270889325611764...

Mathematica

RealDigits[N[Sqrt[88], 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Feb 04 2012 *)

Prog

(Python)
from math import isqrt
def aupton(nn): return list(map(int, str(isqrt(88 * 10**(2*nn)))))[:nn]
print(aupton(100)) # Michael S. Branicky, Sep 03 2021

Crossrefs

Cf. A010160 (continued fraction).

Sequence in context: A196823 A021520 A248313 * A284832 A380599 A358942

Adjacent sequences: A010536 A010537 A010538 * A010540 A010541 A010542

Keyword

nonn,cons

Author

N. J. A. Sloane

Status

approved