SOLUTION: 6,18,11,33,26,78,71 next 3 in the sequence

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Question 907398: 6,18,11,33,26,78,71 next 3 in the sequence
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
I see two patterns
3 times the number
Subtract 7
6
3*6=18
18-7=11
3*11=33
33-7=26
3*26=78
78-7=71
continuing
3*71=213
213-7=206
3*206=618
The next three are 213, 206,618