ARITHMETIC: A list where you add to move from term to term
COMMON DIFFERENCE: The amount that you add from term to term in an arithmetic list
COMMON RATIO: The amount that you multiply by from term to term in a geometric list
FINITE: A list that ends
GEOMETRIC: A list where you multiply to move from term to term
INFINITE: A list that never ends. Shown with "..." at the end
LIST: A sequence or series or any terms separated by commas or plus signs
SEQUENCE: A list of terms separated by commas. "C is for commas"
SERIES: A list of terms separated by plus signs.
SUM: The result of an addition problem