noun, noun which may take the genitive case particle 'no'
consecutive number; serial number
Refers to numbers assigned in sequence, such as ticket numbers, invoice numbers, or sequential IDs. Often used in administrative or technical contexts.
申込書に連番を振ってください。
Please assign consecutive numbers to the application forms.
この書類の連番が飛んでいる。
The serial numbers on these documents are skipping.