CELLS 'Sheet1'!A2:A5
MAPTO Input
BASE [ 4, inverse(y), [1:4] ]

CELLS 'Sheet1'!B2:B5
MAPTO Working
BASE [ 4, inverse(y), [1:4] ]

CELLS 'Sheet1'!C2:C5
MAPTO Output
BASE [ 4, inverse(y), [1:4] ]