In the following question, four number pairs are given. The number on left side of (-) is related to the number of the right side of (-) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.
If we subtract one from the first number and take its square, we get :
$$(11-1)^2=100$$
$$(13-1)^2=144$$
$$(19-1)^2=324$$
$$(17-1)^2=256\neq246$$
=> Ans - (D)
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