What are the next two letters in this sequence?
O T T F F _ _
Spoiler
S S … each letter corresponds to the first letter of each number starting from 1, 2, 3, …
i.e. One, Two, Three, Four, Five, Six, Seven
2 responses to “O T T F F”
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This is a nice one 🙂
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OTTFFSS
ONE , TWO, THREE, FOUR, FIVE, SIX, SEVEN
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