A332505 Decimal expansion of the number u in [0,2 Pi] such that snc(u) = Pi, where snc is the sine-normal-to-cosine function; see A332500.

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

Offset

1,1

Links

Table of n, a(n) for n=1..86.

Formula

u = Pi + x, where snc(x) = 0 as in A332504.

Example

u = 3.620315077707734608793055034131...

Mathematica

u = u /. FindRoot[ -1 == -Pi Sec[u] + u Sec[u] + Sin[u], {u, 0}, WorkingPrecision -> 150]
d = RealDigits[u][[1]]

Crossrefs

Cf. A332500, A332504.

Sequence in context: A094445 A004158 A221705 * A303864 A058178 A058078

Adjacent sequences: A332502 A332503 A332504 * A332506 A332507 A332508

Keyword

nonn,cons

Author

Clark Kimberling, May 05 2020

Status

approved