The Katydid sequence is a sequence of numbers first defined in Clifford A. Pickover's book Wonders of Numbers (2001). == Description == A Katydid sequence is the smallest sequence of integers that can be reached from 1 by a sequence of the two operations n ↦ 2n + 2 and 7n + 7 (in any order).
The Katydid sequence is a sequence of numbers first defined in Clifford A. Pickover's book Wonders of Numbers (2001). == Description == A Katydid sequence is the smallest sequence of integers that can be reached from 1 by a sequence of the two operations n ↦ 2n + 2 and 7n + 7 (in any order).
Source: Wikipedia "Katydid sequence" · CC BY-SA 4.0
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