arangosh> db._create("users", ........> { keyOptions: { type: "autoincrement", offset: 10, increment: 5 } }); [ArangoCollection 110113, "users" (type document, status loaded)] arangosh> db.users.save({ name: "user 1" }); { "_id" : "users/10", "_key" : "10", "_rev" : "_Y2g66Fu--_" } arangosh> db.users.save({ name: "user 2" }); { "_id" : "users/15", "_key" : "15", "_rev" : "_Y2g66Fu--B" } arangosh> db.users.save({ name: "user 3" }); { "_id" : "users/20", "_key" : "20", "_rev" : "_Y2g66Fy--_" }