# p=5 k=2 N=25 terms=63
(1) index formula (4.3.5): comparisons=1260 mismatches=0
(2) negative control (u-basis coordinates): violations=836 of 1260
(3) Thm 5.5 step 2 count: comparisons=178 mismatches=0; periodicity J+p^n subset J violations=0; subgroups by top valuation n: {0: 60, 1: 58}
(4) K_(n,m) closed with K cap B = U_A(n,m): cases=8 failures=0
ALL_OK=True
