If Auto Scroll is enabled, it seems to be re-evaluating the same frame. Especially noticeable when the [View Range End Time] is small value (Working Auto Scroll).
Applying CL#11152210 ([Link Removed]).
The sequence player will play when press the "Play" button twice. It seems to be re-evaluating the same frame around 0570 frames.
The sequence player will play when press the "Play" button once.
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-87916 in the post.