A020820 - OEIS

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A020820

Decimal expansion of 1/sqrt(63).

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

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

OFFSET

0,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

FORMULA

1/sqrt(63) = 1/(3*sqrt(7)) = sqrt(7)/21.

EXAMPLE

0.1259881576697424090715055120780600202719171039563071...

MAPLE

Digits:=100: evalf(1/sqrt(63)); # Wesley Ivan Hurt, Sep 01 2016

MATHEMATICA