0.6.24.60.120. (210), how is it calculated? And 8.8.6.2,

0.6.24.60.120.210
law:
0=0*1*2
6=1*2*3
24=2*3*4
60=3*4*5
120=4*5*6
210=5*6*7
Item n = (n-1) * n * (n + 1)
8.8.6.2. - 4 there's no rule in this!

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