78256779

Appears in sequences

• Apart from two leading terms (which are present by convention), denominators of convergents to Pi (A002485 and A046947 give numerators).at n=16A002486
• Numbers k such that (Pi/2)*k^2*sin(1/k) < floor(Pi*k/2).at n=0A053431
• Denominator of best approximation to Pi with denominator <= 10^n.at n=8A072399
• Greedy frac multiples of Pi: a(1)=1, Sum_{n>=1} frac(a(n)*Pi) = 1.at n=10A079938
• Denominators of convergents to Pi/2.at n=13A096463
• Values of n where A022844(n) = floor(n*Pi) differs from A120701(n) = floor(Pi/arcsin(1/n)).at n=2A120702
• Denominators of the other-side convergents to Pi.at n=13A259590
• a(n) is the smallest k such that the fractional part of the decimal expansion of k*Pi begins with n zeros.at n=8A341046
• a(n) is the denominator of the rational number with the smallest denominator that lies within 1/10^n of Pi.at n=16A360367
• Intersection of A002486 and A360367.at n=10A360370