Hi! Just a usual base bands person, not anything unusual here!

Making a band of the number of n-digit positive integers where all pairs of consecutive digits have a difference of at least 4.

Next 5 bands:
bas72, 2 (26.39% done)
bas2(sqrt3)-1, 1
bas0.333..., 1
bas-1-i, 1, 1
bas-1.5, 2
basblueperial, 1