What does sequencing mean in musical terms?

Answer 1

A musical sequence is a pattern of notes that follow after each other smoothly at different pitches in harmonic or melodic ways. :))

Answer 2

Sequencing means groups of notes that are put together in a sequence. This usually means something that is repetitive. An example could be c d e f g this is a sequence.it's a group of notes that's round about near to each other.