OFFSET
0,2
LINKS
Paolo Xausa, Table of n, a(n) for n = 0..10000
Eric Weisstein's World of Mathematics, Regular Polygon.
Eric Weisstein's World of Mathematics, Sagitta
FORMULA
Equals tan(Pi/12)/2 = A019913/2.
Equals 1 - sqrt(3)/2 = 1 - A010527.
Equals A334843-1/2. - R. J. Mathar, Aug 02 2024
EXAMPLE
0.133974596215561353236276829247063816528597373...
MATHEMATICA
First[RealDigits[Tan[Pi/12]/2, 10, 100]]
CROSSREFS
KEYWORD
AUTHOR
Paolo Xausa, Jul 30 2024
STATUS
approved