SOLUTION: Choose an expression for the apparent nth term of the sequence. Assume that n begins with 1. 1, -1, 1, -1,1,...

Question 1147093: Choose an expression for the apparent nth term of the sequence. Assume that n begins with 1.
1, -1, 1, -1,1,...
Answer by ikleyn(52795) (Show Source): You can put this solution on YOUR website!
.


The post says "Choose . . . ", and it assumes that I must select from the list of options.


But the post does not provide any list of options, so, as is, it is SELF-CONTRADICTORY . . . 


But if you want me to write some appropriate formula, here it is :


     = ,  n = 1, 2, 3, 4, 5.

Answered, explained, solved and completed.

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