A352024 Largest digit in the decimal expansion of 1/A352023(n).
5, 3, 2, 8, 7, 8, 8, 5, 8, 8, 8, 8
Offset: 1
Examples
A352023(5) = 37, the largest digit in the decimal expansion of 1/37 = 0.027027027027027... is 7, hence a(5) = 7.
This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
A352023(5) = 37, the largest digit in the decimal expansion of 1/37 = 0.027027027027027... is 7, hence a(5) = 7.
4649 is in the sequence because 1/4649 = 0.00021510002151000215.... contain only the digits 0, 1, 2 and 5.
Join[{2, 3, 5}, Select[Prime[Range[4, 10000]], Length[Union[RealDigits[1/#][[1, 1]]]] < 10 &]]
from sympy import n_order, nextprime from itertools import islice def A187614_gen(): # generator of terms yield from (2,3,5) p = 7 while True: if len(set('0'+str(10**(n_order(10, p))//p))) < 10: yield p p = nextprime(p) A187614_list = list(islice(A187614_gen(),20)) # Chai Wah Wu, Mar 03 2022
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