olemus
vahetult järgnev
= immediately next

Merria-Webster:
adjective
: following one after the other in order : SUCCESSIVE
// served four consecutive terms in office

näiteid
(i) protsessis vahetult eelmisele järgnev sündmus
https://predictivehacks.com/count-the-consecutive-events-in-r/

(ii) vahetult järgnev väärtus
https://www.mathsisfun.com/definitions/consecutive-numbers.html