Layout does not matter as long as they all are in a 5x5x2 square with the enchanting table in the middle and the 3x3x2 box around the enchanting table is not blocked ba anything including torches and carpet.
14+ Enchantment Table Bookshelf Layouts. Enchantment tables cost experience to enchant items. I saw a picture of the best layout for high level enchantments, but i can't find it again for the life of me.
Is There A Height Limit On Bookshelves Enhancing An Enchantment Table Arqade from i.stack.imgur.com
The enchantment table allows the player to enchant certain items. This design places all bookshelves within two spaces from the enchanting table with one empty space directly in front of the enchanting table. The redstone dust below this bookshelf will be powered once you hit the button.
Its purpose it to augment the mentioned tools, weapons, armor, and books to improve the existing abilities or add their current.
With a 5x5 square with a hole, you only need one level of bookshelves. There is a significant gamble associated with enchantments in minecraft, as there's no way of knowing what the enchanting table will spit out when you're done. Enchantments are to be labeled in the enchantment table as these particles originate inside the enchanting table and are relocated to the bookshelf almost immediately, but travel slow enough to be briefly visible. Book shelves around an enchantment table increase the maximum level of enchantment that can be obtained, up to level 30 at 15 bookshelves.