7272
* * * * *
WRONG!
Sum from 23 to 123 = (sum from 1 to 123) minus (sum from 1 to 22)
= 123*124/2 - 22*23/2 = 7626 - 253 = 7373. NOT 7272!
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They are odd consecutive integers: 21, 23, 25 and 27.
The integers are 21, 22, 23 and 24.
They are 24, 25 and 26, as well as the consecutive odd integers 23, 25 and 27.
The numbers are 23, 24 and 25.
The numbers are 21, 22 and 23.