Try another version of this question Write an explicit formula for the sequence:
`a_n = `
Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
`{-1/6, 1/(7), -1/(8), 1/(9), -1/(10), 1/(11), ...}`
Be sure your variables match those in the question `(-1)^n/(n+5)`