natural configuration. . . .

.other. up or down

Gas two orders one up second would be other

plant three orders one up second would be other third would be other

animal four orders in order (a square) one up second other third other fourth other.
This allows for data recall or a loop.

Human six orders
Three pairs (in a row)
Pairs are up and other together down
the one two three row
up down or other within the pairs
and back again