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A304880 a(n) is the numerator of the smallest nonnegative fraction r such that round(10^d*r) = n, where d is the number of digits of n and Gaussian rounding (round half to even) is applied. 2
0, 1, 1, 2, 3, 1, 5, 2, 3, 6, 2, 2, 3, 12, 5, 9, 9, 1, 7, 5, 8, 8, 20, 16, 4, 13, 25, 22, 11, 2, 18, 18, 23, 27, 33, 29, 27, 23, 3, 37, 32, 32, 22, 37, 37, 41, 41, 20, 19, 33, 1, 50, 17, 52, 38, 6, 5, 13, 23, 55, 25, 23, 8, 62, 47, 20, 19, 2, 27, 37, 57, 55 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Table of n, a(n) for n=0..71.

MAPLE

# Function r is defined in A304879.

a := n -> numer(r(n)):

seq(a(n), n = 0..71);

CROSSREFS

Cf. A304879.

Sequence in context: A246185 A247469 A075014 * A086686 A306807 A021816

Adjacent sequences:  A304877 A304878 A304879 * A304881 A304882 A304883

KEYWORD

nonn,frac

AUTHOR

Peter Luschny, May 20 2018

STATUS

approved

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Last modified June 13 13:40 EDT 2021. Contains 344999 sequences. (Running on oeis4.)