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A210522
Decimal expansion of 10^(3/4).
1
5, 6, 2, 3, 4, 1, 3, 2, 5, 1, 9, 0, 3, 4, 9, 0, 8, 0, 3, 9, 4, 9, 5, 1, 0, 3, 9, 7, 7, 6, 4, 8, 1, 2, 3, 1, 4, 6, 8, 2, 5, 1, 0, 4, 3, 0, 9, 8, 6, 9, 1, 6, 6, 4, 0, 8, 1, 6, 8, 9, 4, 2, 3, 7, 3, 5, 8, 8, 3, 5, 6, 8, 6, 4, 3, 0, 6, 2, 8, 4, 8, 9, 0, 5, 8, 5, 7, 9, 8, 4, 5, 2, 6, 2, 2, 0, 3, 0
OFFSET
1,1
COMMENTS
This number is the geometric mean of sqrt(10) and 10.
Floor(10^((4*n - 1)/4)) = A018072(4*n - 1) can be obtained by multiplying this number by 10^(n - 1) and truncating the decimal places.
Harriot gives this constant to 18 decimal places. - Charles R Greathouse IV, Oct 22 2014
REFERENCES
P. H. Underwood, "Logarithms" Texas Mathematics Teachers' Bulletin, Vol 6 No. 1 (1920), p. 23.
LINKS
EXAMPLE
5.6234132519034908039495103977648...
MATHEMATICA
RealDigits[10^(3/4), 10, 105][[1]]
PROG
(PARI) 10^.75 \\ Charles R Greathouse IV, Oct 22 2014
CROSSREFS
Sequence in context: A182496 A195718 A354214 * A211394 A060011 A021068
KEYWORD
nonn,cons,easy
AUTHOR
Alonso del Arte, Jan 27 2013
STATUS
approved