Boolf prop/3-ary/anchor

XOR of all entries in a chain, a fixed point of the mentor permutation.

Number of blocks:   4 Integer partition:   116 + 380

# anchor block
16 0 [0, 1, 22, 23, 104, 105, 126, 127, 128, 129, 150, 151, 232, 233, 254, 255]
80 40
80 72
80 96