SOLUTION: In a sequence 3,3,9,27,243, what is the unit digit of 1234th term?

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Question 863770: In a sequence 3,3,9,27,243, what is the unit digit of 1234th term?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
The next term is the product of the last two
next
6561
1594323
10460353203
16677181699666569
174449211009120179071170507
the units pattern is 3,3,9,7,3,1 and repeats every 6
3,3,9,7,3,1,
3,3,9,7,3,1,
1234
205*6=1230
so unit's digit of the 1234th term is 7