References to A212813

Number of steps for n to reach 8 under iteration of the map i -> A036288(i), or -1 if 8 is never reached.
1, 1, 1, 1, 1, 1, 1, 0, 2, 1, 2, 1, 3, 2, 3, 3, 4, 3, 3, 2, 3, 3, 3, 2, 3, 4, 2, 2, 4, 3, 4

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