### Possible Answer

What is the next number in this sequence: 1, 11, 21, 1211, 111221, 312211, 13112221? Update Cancel. Answer Wiki. 29 Answers. ... (1),(11),(21), (1211), (1231 ... - read more

... then one 1" or 312211. The look-and-say sequence ... and the puzzle "What is the next number in the sequence 1, 11, 21, ... the pea pattern proceeds 1, 11 ("one 1 ... - read more

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