Question

What is the sequence of
1,3,-1,-7,-21,

Answer 1

Step-by-step explanation:

ogs7yydurs8ugxzyhkdbe6rsita6eufsuaautsubzkgzufsutsufasigEsgzufzfaufUfaufsfuhfJfa

igstvkgsotsgcyokvzga7rshfsryatigditstiagdyo7rsyidits9yd0u9mgsgisitstis84esrfzuauratsitslncits6rsitdoydysit