In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic / Rule / Relation. Three are similar on basis of same Logic / Rule / Relation. Select the odd one out from the given alternatives.
1
(11, 13, 15)
2
(16, 18, 20)
3
(13, 15, 18)
4
(22, 24, 26)