The prime numbers and the squares of primes between 2 and 20: 3, 4, 5, 7, 9, 11, 13, 17 and 19.
Three numbers.
There are 8 prime numbers between 1 and 20. The numbers are 2, 3, 5, 7, 11, 13, 17, and 19.
The prime numbers between 0 and 20 are: 2, 3, 5, 7, 11, 13, 17 and 19
The prime numbers between 1 and 20 are 2, 3, 5, 7, 11, 13, 17, and 19.
The prime numbers between 1 and 20 are: 2 3 5 7 11 13 17 19.
Rectangular numbers are of the form n(n+1) for n = 1, 2, 3, 4, 5, 6, ... The first few rectangular numbers are: 2, 6, 12, 20, 30, 42, ...
57
Rectangular numbers, also known as oblong numbers, are the products of two consecutive integers. The first 20 rectangular numbers are: 0, 2, 6, 12, 20, 30, 42, 56, 72, 90, 110, 132, 156, 182, 210, 240, 272, 306, 342, and 380. These numbers can be calculated using the formula ( n(n + 1) ), where ( n ) is a non-negative integer.
Three numbers.
The difference is 2. (23 - 21 = 2).If we are talking about two odd numbers that come right after the number 20 then we mean the two consecutive odd numbers after 20.The difference between any consecutive odd numbers (or between any consecutive even numbers) is always 2.
set of odd numbers divisible by 2 between 10 and 20
six numbers
There are 8 prime numbers between 1 and 20. The numbers are 2, 3, 5, 7, 11, 13, 17, and 19.
The prime numbers between 0 and 20 are: 2, 3, 5, 7, 11, 13, 17 and 19
1, 2, 4, 5, 10, 20
(14+26)/2 = 20
24