Sequence numbers are almost always non-negative, and typically start at zero or one.
s iː k w ə n s WORD_BOUNDARY n ʌ m b ə ɹ z WORD_BOUNDARY ɑ ɹ WORD_BOUNDARY ɔ l m oʊ s t WORD_BOUNDARY ɔ l w eɪ z WORD_BOUNDARY n ɑ n n ɛ ɡ ə t ɪ v WORD_BOUNDARY æ n d WORD_BOUNDARY t ɪ p ɪ k l i WORD_BOUNDARY s t ɑ ɹ t WORD_BOUNDARY æ t WORD_BOUNDARY z iə ɹ oʊ WORD_BOUNDARY ɔ ɹ WORD_BOUNDARY w ʌ n WORD_BOUNDARY