ɐ mˈædʒɪk nˈʌmbɚɹ ɐpˈɪɹz dˈʊɹɹɪŋ ðə ɹˈɛɡjʊlɚ sˈiːzən, tˈɛlɪŋ ðə lˈiːdɪŋ tˈiːm hˌaʊ mˈɛni vˈɪktɚɹiz ðeɪ hæv tə mˌeɪk ʌntˈɪl ðeɪ ɑːɹ əʃˈʊɹd ðə pˈɛnənt.
A magic number appears during the regular season, telling the leading team how many victories they have to make until they are assured the pennant.