Thornton Township High School is a public high school of the Thornton Twp Hsd 205 School District located in Harvey, IL. It has 1,802 students in grades 9th through 12th. Thornton Township High School is the 116th largest public high school in Illinois and the 2,072nd largest nationally.
Sum of the First n Terms of a Sequence. The sum of the terms of a sequence is called a series. If a sequence is arithmetic or geometric there are formulas to find the sum of the first n terms, denoted Sn, without actually adding all of the terms.um of the First n Terms of a Sequence. The sum of the terms of a sequence is called a series. If a sequence is arithmetic or geometric there are formulas to find the sum of the first n terms, denoted Sn, without actually adding all of the terms.
If the Fibonacci sequence is denoted F (n), where n is the first term in the sequence, the following equation obtains for n = 0, where the first two terms are defined as 0 and 1 by convention: F (0) = 0, 1, 1, 2, 3, 5, 8, 13, 21, 34 ... In some texts, it is customary to use n = 1.