I think all your answers are possible. There is not enough information for a definite single right answer.
I like the way you think. LoL.
I think all your answers are possible. There is not enough information for a definite single right answer.
I like the way you think. LoL.
I don't think there even can be enough information for a single right answer, except if one is asked to produce a function to compute the sequence and an upper limit is given to the number of characters allowed to express the function using a specified notation.