alleryFind the next term: 1, 11, 21, 1211, 111221, ?
A312211
B212211
C112213
D122112
Answer & Solution
Correct answer: A. 312211
This is the 'look-and-say' sequence.
111221 is read as 'three 1s, two 2s, one 1' = 312211.
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