Easy way to calculate NCs (to know how many preamble can be generated by one sequence)

Hi Experts.

Any easy way to calculate NCs to know how many preamble can be generated by one sequence?

Vendor is Huawei.

Floor(839/NCS)

Thx for your answer, however my question is how to calculate ncs for huawei, for Nokia I know and it’s related to zerrocorrelation parameter, for huawei don’t find such parameter