Study the following information carefully and answer the questions given below :
Point A is 14m east of Point B. Point C is 6m south of Point A. Point P is 4m west of Point C. Point
C is the midpoint of Points P and H, such that points P. C and H form a straight line. Point 0 is 6m south of Point H.
How many such pairs of digits are there in the number 71864392 (both in forward and
backward directions), each of which has as many digits between them in the number as in the arithmetic series?
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