Eniki has a sequence of numbers given by the formula
What are the first three terms of Eniki’s sequence?
. . .
Toby thinks the number
is a term in Eniki’s sequence. Is he correct? Justify your answer by either giving the term number or explaining why it is not in the sequence.
How many factors of
can go into ?
Elisa thinks the number
is a term in Eniki’s sequence. Is she correct? Explain.
Follow the steps from part (b).
No, because solving the equation
does not result in a positive integer.