A051553 Decimal expansion of sin (Pi degrees). (Of course sin (Pi radians) = 0.)

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

Offset

0,2

Links

Table of n, a(n) for n=0..100.

Example

0.054803665148789530887748713539833254... [corrected by Georg Fischer, Jul 29 2021]

Maple

Digits := 100: evalf(sin(Pi^2/180));

Prog

(PARI) sin(Pi^2/180) \\ Charles R Greathouse IV, Nov 05 2017

Crossrefs

Cf. A051554, A051555, A051557, A051558, A051559.

Cf. A086463 (Pi^2/18).

Sequence in context: A105665 A019129 A019208 * A203139 A184085 A086463

Adjacent sequences: A051550 A051551 A051552 * A051554 A051555 A051556

Keyword

cons,easy,nonn

Author

Hsu, Po-Wei (Benny) (arsene_lupin(AT)intekom.co.za)

Status

approved