Question

closed

Answer 1

(-1)^n [2n+1]
that's your sequence ^

Answer 2

or it could be (-1)^n[4n+1]

Answer 3

(-1)^n+1 (4n+1)

Answer 4

sorry I'm kind of tired today

Answer 5

but if we can find the formula to replicate that sequence.. just plug in n = 1000 ...

Answer 6

4n + 1 alone would be... if we let n = 0,1,2

1, 5, 9

Answer 7

-11 + 4n maybe?

Answer 8

oh ,,, hmmm wait wait wait

n = -2 ,-1 0 1 2