OFFSET
1,1
COMMENTS
Least x > 0 such that sin(b*x) = cos(c*x) (and also sin(c*x) = cos(b*x)), where b=1/8 and c=Pi/8; see the Mathematica program for a graph and A197682 for a discussion and guide to related sequences.
EXAMPLE
3.03418797197910458137772275617957145655370...
MATHEMATICA
b = 1/8; c = Pi/8;
t = x /. FindRoot[Sin[b*x] == Cos[c*x], {x, 3, 4}]
N[Pi/(2*b + 2*c), 110]
RealDigits[%] (* A197736 *)
Simplify[Pi/(2*b + 2*c)]
Plot[{Sin[b*x], Cos[c*x]}, {x, 0, 8*Pi}]
RealDigits[(4Pi)/(1+Pi ), 10, 120][[1]] (* Harvey P. Dale, Feb 26 2024 *)
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Oct 17 2011
STATUS
approved