Performance evaluation online puzzle

4x4 - 16 pieces6x5 - 30 pieces7x6 - 42 pieces8x7 - 56 pieces9x8 - 72 pieces10x9 - 90 pieces12x10 - 120 pieces13x11 - 143 pieces14x12 - 168 pieces15x13 - 195 pieces16x14 - 224 pieces18x15 - 270 pieces19x16 - 304 pieces20x17 - 340 pieces21x18 - 378 pieces22x19 - 418 pieces24x20 - 480 pieces25x21 - 525 pieces26x22 - 572 pieces27x23 - 621 pieces28x24 - 672 pieces30x25 - 750 pieces Start a new game Create a multiplayer game table

By solving these puzzles, you show us that they are worth showing to more visitors. Until they become more popular, they are partially hidden.

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