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A328229 Decimal expansion of 2^(7/12). 4
1, 4, 9, 8, 3, 0, 7, 0, 7, 6, 8, 7, 6, 6, 8, 1, 4, 9, 8, 7, 9, 9, 2, 8, 0, 7, 3, 2, 0, 2, 9, 7, 9, 5, 7, 9, 6, 3, 0, 2, 1, 5, 1, 5, 5, 3, 7, 3, 1, 7, 4, 6, 8, 7, 6, 4, 4, 1, 0, 2, 3, 8, 4, 4, 1, 0, 5, 1, 5, 7, 7, 0, 9, 4, 1, 9, 9, 1, 8, 7, 2, 0, 6, 9, 1, 0, 4, 9, 7, 9, 6, 9, 7, 8, 2, 4, 3, 5, 4, 6, 9 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

2^(7/12) is the multiplier with respect to a base frequency to produce a perfect fifth interval in an equal tempered chromatic scale.

LINKS

Table of n, a(n) for n=1..101.

Wikipedia, Twelfth root of two

Index entries for sequences based on music

FORMULA

Equals A010774^7. - Michel Marcus, Oct 08 2019

EXAMPLE

1.498307076876681498...

MATHEMATICA

First@ RealDigits[2^(7/12), 10, 105] (* Michael De Vlieger, Oct 25 2019 *)

PROG

(PARI) sqrtn(2^7, 12) \\ Michel Marcus, Oct 08 2019

CROSSREFS

Cf. A010774, A103922, A328228.

Sequence in context: A249272 A280630 A215617 * A198548 A134902 A110992

Adjacent sequences:  A328226 A328227 A328228 * A328230 A328231 A328232

KEYWORD

nonn,cons

AUTHOR

Daniel Hoyt, Oct 08 2019

EXTENSIONS

a(17) ff. corrected by Georg Fischer, Apr 04 2020

STATUS

approved

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Last modified May 30 18:07 EDT 2020. Contains 334728 sequences. (Running on oeis4.)