(? 2 + 2) 5 = 3 ? 2 + ? + 6
(? 2 + 2) 6 = 2 ? 2 + 5 ? + 4
(? 2 + 2) 7 = 6? 2 + 3? + 3
(? 2 + 2) 8 = 2 ? 2 + 4 ? + 3
(? 2 + 2) 9 = 5 ? 2 + 2 ? + 2
(? 2 + 2) 10 = 4 ? + 2
(? 2 + 2) 11 = 2 ? 2 + 4 ?
(? 2 + 2) 12 = 2 ? 2 +2 ? +3
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