User blog comment:Wythagoras/Strength of Hierarchical Nested Subscript Array Notation/@comment-7484840-20130730134356/@comment-10429372-20130801171823

Okay, I have a suggestion for the ⁅ ⁆ brackets. ⁅1,1...1,1,n#⁆ = ⁅1,1...1,X,n-1#⁆ where X is the whole array nested n times, like Omega.