Documentation/Calc Functions/ISODD ADD
Returns TRUE (1) if the number does not return a whole number when divided by 2.
Number is the number to be tested.
The functions whose names end with _ADD or _EXCEL2003 return the same results as the corresponding Microsoft Excel 2003 functions without the suffix. Use the functions without suffix to get results based on international standards.
=ISODD_ADD(5) returns 1.