4038/01 : 22 Oct WED 230-430pm
4038/02 : 24 Oct FRI 230-500pm
4016/01 : 24 Oct FRI 800-1000am
4016/02 : 30 Oct THUR 800-1030am
hmmm... this year E-Math is together with A-Math and the intervals between both the e-math papers are almost a week away.
More complete timetable available here.