The following 20 (of 272) great principalities contain Boolean functions whose Zhegalkin indices are symmetric binary numbers: [0, 6, 24, 40, 126, 278, 298, 606, 1656, 10378, 10460, 10652, 10922, 10964, 11004, 11196, 11468, 11492, 15560, 16104]
They are on the main diagonal of the 256×256 matrix. Their positions on it are shown in a 16×16 matrix.
The 16×16 matrices show a relationship to the truth tables of 3-ary dominions. Each one is indicated by the small king index.
The red/blue entries correspond either to their red/green (polite) or blue/yellow (rude) entries. (See the rude pattern.)
faction size 1 king index 0 1 square on diagonal polite small king index 0
faction size 5 king index 10922 1 square on diagonal rude small king index 0
faction size 20 king index 11196 4 squares on diagonal rude small king index 22
faction size 5 king index 278 5 squares on diagonal polite small king indices 22 and 104
faction size 5 king index 16104 1 square on diagonal rude small king index 104
faction size 20 king index 11468 4 squares on diagonal rude small king index 42
faction size 10 king index 126 10 squares on diagonal polite small king indices 14 and 42
faction size 30 king index 10964 6 squares on diagonal rude small king index 14
faction size 15 king index 40 3 squares on diagonal polite small king index 6
faction size 15 king index 10378 3 squares on diagonal rude small king index 6
faction size 15 king index 1656 3 squares on diagonal polite small king index 110
faction size 15 king index 15560 3 squares on diagonal rude small king index 110
faction size 30 king index 6 6 squares on diagonal polite small king index 8
faction size 30 king index 11004 6 squares on diagonal rude small king index 8
faction size 60 king index 24 12 squares on diagonal polite small king index 2
faction size 60 king index 10652 12 squares on diagonal rude small king index 2
faction size 60 king index 298 12 squares on diagonal polite small king index 44
faction size 60 king index 11492 12 squares on diagonal rude small king index 44
faction size 60 king index 606 12 squares on diagonal polite small king index 26
faction size 60 king index 10460 12 squares on diagonal rude small king index 26