I have derived the equation for thrust with the new mechanic, turns out it is:
[(x-1)(y-1)(z-1)]+(n^1.125)
Where n is the number of blocks
I have tested it for 51x51x51, 101x101x101, and 201x201x201 and
come out with figures of 125,282.7; 1,000,614.3; and 8,001,337.5
These figures match...