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A011273 Decimal expansion of 19th root of 9. 2
1, 1, 2, 2, 5, 9, 5, 4, 8, 1, 8, 5, 9, 7, 7, 5, 7, 3, 5, 7, 5, 2, 2, 3, 5, 0, 9, 6, 4, 3, 7, 9, 8, 1, 2, 5, 9, 5, 7, 3, 9, 6, 8, 5, 4, 5, 4, 1, 0, 7, 3, 8, 0, 6, 4, 4, 7, 3, 2, 5, 2, 8, 0, 0, 3, 5, 6, 7, 8, 5, 7, 3, 9, 3, 4, 5, 3, 1, 6, 1, 9, 3, 1, 7, 6, 0, 5, 1, 2, 2, 3, 8, 4, 1, 9, 2, 3, 2, 5 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET
1,3
LINKS
PROG
(Python)
from sympy import integer_nthroot
def A011273(n): return integer_nthroot(9*10**(19*(n-1)), 19)[0] % 10 # Chai Wah Wu, Mar 07 2022
CROSSREFS
Sequence in context: A227527 A275504 A275401 * A274068 A274065 A233073
KEYWORD
nonn,cons
AUTHOR
EXTENSIONS
Last digit corrected by Ivan Panchenko, Sep 04 2014
STATUS
approved

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Last modified July 21 06:08 EDT 2024. Contains 374463 sequences. (Running on oeis4.)