Arithmetic progression formula: We can see from the explicit

We can see from the explicit formula that the initial term is 2 and the common difference is 4. What is the explicit formula for the arithmetic progression 3, 6, 9, 12, 3,6,9,12,…? Arithmetic Progression is basically a series of numbers where the difference between each number to it's next number is the same. Read the full article to understand the Definition, what is Nth Term, most important AP Formulas, the Sum of AP, and Solved examples, and download the AP Previous years question PDF. According to an anecdote of uncertain reliability, [2] in primary school Carl Friedrich Gauss reinvented the formula for summing the integers from 1 through , for the case , by grouping the numbers from both ends of the sequence into pairs summing to 101 and multiplying by the number of pairs. An arithmetic progression is a sequence where the differences between every two consecutive terms are the same. Learn nth term of an A.P, Sum of Arithmetic Progression, and Solved Examples.