Tags » Arithmetic Progression

Oblong numbers : x(x+ 1), y(y+ 1), z(z+ 1) in arithmetic progression

An Oblong number is a number which is the product of two consecutive integers, that is, a number of the form



There exist infinitely many triplets of positive integers , for which the numbers… 84 more words

(a,b,c) in AP; a+b, b+c, c+a form a Chain of squares -- Part 2

are chosen so that they form an arithmetic progression and
, , form a Chain of squares

Note the squares in columns and


Here are the first few solutions: 25 more words

Number Puzzles

x^4 + y^4 = z^4 - N with (x,y,z) in arithmetic sequence

with and in arithmetic sequence.


There are solutions of the form:

………. (1, 2, 3), (7, 8, 9)
………. (2, 4, 6), (14, 16, 18) 235 more words

Number Puzzles

Arithmetic Progression - Write A Program To Find SUM of AP C Programming Examples

Presented By Ingenuity Dias http://techinventory.blogspot.com/2015/12/arithmetic-progression-write-program-to.html

We re starting C Programming Tutorial Series.We will try to satisfy our readers by giving some quality content in this series. 180 more words

Ingenuity Dias

Sets of three prime numbers in arithmetic progression


1487, 4817, and 8147 are prime numbers.

and, 4817 and 8147 are digit permutations of 1487

and they are in arithmetic progression:

4817 – 1487 = 8147 – 4817 = 3330… 74 more words

Prime Numbers

Four consecutive terms of an AP


We know that if you multiply any four consecutive positive integers and add 1 to the product, you’ll get a square number.




The product of four consecutive terms of an arithmetic progression added to the fourth power of the common difference is always a perfect square… 26 more words

Number Puzzles