A374357 Decimal expansion of the 5th root of 109.

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

Offset

1,1

Links

Table of n, a(n) for n=1..100.

Greg Martin and Winnie Miao, abc triples, arXiv:1409.2974 [math.NT], 2014. See p. 5.

Index entries for sequences related to the decimal expansion of the n-th root of x.

Example

2.555555396735189817041820471280094045212814305...

Mathematica

RealDigits[109^(1/5), 10, 100][[1]]

Prog

(Python)
from sympy import integer_nthroot
def A374357(n): return integer_nthroot(109*10**(5*(n-1)), 5)[0]%10 # Chai Wah Wu, Jul 07 2024

Crossrefs

Cf. A374358 (continued fraction), A374359 (decimal expansion of the third convergent).

Sequence in context: A229710 A240947 A023398 * A374359 A186501 A235452

Adjacent sequences: A374354 A374355 A374356 * A374358 A374359 A374360

Keyword

nonn,easy,cons

Author

Stefano Spezia, Jul 06 2024

Status

approved