I am not sure if any two consecutive numbers can add up to an even number.
1-5
All of your double numbers such as 33 and 77 occur within the first hundred numbers. Viz 11, 22, 33, up to 99. That is 9 double numbers.
2 and 17
No, even numbers are evenly divisible by two, which means that only the multiples of two are even numbers. Odd numbers make up the other integers. There is no such thing as an odd or even decimal.
33+30+36=99
The two square numbers that make 33 are 25 and 4. This is because 25 is the square of 5 (5 x 5 = 25) and 4 is the square of 2 (2 x 2 = 4). When you add 25 and 4 together, you get 29, not 33. Therefore, there are no two square numbers that add up to 33.
33
169
95
33 and 14
I am not sure if any two consecutive numbers can add up to an even number.
There are no two prime numbers in which a product of 100 is possible.
A one and two zeros
19 and 1
They are 31, 32, 33 and 34.The numbers are 31, 32, 33 and 34.
These two sets together make up the set of real numbers.