view omits... omitmap count   =>   column
omits...   values to be omitted
count   map range

Omitmap is used to construct a column, like the {iota} operator, but from that map all values listed in omits... are omitted. The omits... list must be in strictly ascending order.

Example:
view {1 2 5} omitmap 7
0 3 4 6