Palindromic when elements are grouped into (more than one) equal-sized blocks vs. no grouping of elements into (more than one) equal-sized blocks is palindromic.

Palindromic when elements are grouped into (more than one) equal-sized blocks vs. no grouping of elements into equal-sized blocks is palindromic.

Any palindrome would be sorted left, except strings of length zero or one.

Any palindrome would be sorted left (except perhaps a string of length zero or one).

Palindromic when elements are grouped into (more than one) equal-sized blocks vs. no equal-sized grouping of elements is palindromic.

Palindromic when elements are grouped into equal-sized blocks vs. no equal-sized grouping of elements is palindromic.

Any palindrome would be sorted left.

Leo Crabbe