A019689 - OEIS

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A019689

Decimal expansion of Pi/22.

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

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

0,2

LINKS

Ivan Panchenko, Table of n, a(n) for n = 0..999

Index entries for transcendental numbers

FORMULA

Equals (1/10) * Sum_{k>=1} sin(k*Pi/11)/k. - Amiram Eldar, May 30 2021

EXAMPLE

0.14279966607226332902102924469452285837259860906250481004431566328671892....

MATHEMATICA

RealDigits[N[Pi/22, 6! ]] (*Vladimir Joseph Stephan Orlovsky, Dec 02 2009 *)