11136696004domain: NAppears in sequencesa(n) = floor(1/sin(x(n))) where x(n) is Pi truncated at the n-th decimal digit.at n=10A074783a(n) minimizes (over the integers) the absolute difference between Pi and x(n) + 1/a(n), where x(n) is Pi truncated at the n-th decimal digit.at n=10A286742