OFFSET
2,1
REFERENCES
C. A. Pickover, The Mathematics of Oz, pp. 274, Cambridge University Press 2002.
LINKS
Paolo Xausa, Table of n, a(n) for n = 2..10000
EXAMPLE
25.80697580112788031518842060514914089608260667187220685852413692371228...
MATHEMATICA
First[RealDigits[Sqrt[666], 10, 100]] (* Paolo Xausa, Nov 06 2023 *)
PROG
(PARI) \\ Works in v2.13 and higher; n = 100 decimal places
my(n=100); digits(floor(10^n*quadgen(2664))) \\ Michal Paulovic, Oct 14 2023
(Python)
from math import isqrt
def A366248(n): return (isqrt(666//10**(3-n<<1)) if n<3 else isqrt(666*10**(n-3<<1))) % 10 # Chai Wah Wu, Nov 06 2023
CROSSREFS
KEYWORD
AUTHOR
Jack Zhang, Oct 05 2023
STATUS
approved