User blog comment:Edwin Shade/Negatively Indexed Epsilon Numbers/@comment-1605058-20171224230129/@comment-30754445-20171225165048

One really nice application of the idea here, is that we can create an OCF that is based only on 0 and Ω (assuming that 00 is indeed defined as 1).

Then we would have ψ(0) = ω, ψ(n) = εn-1