A045330 Lesser of the smallest pair of consecutive numbers divisible by an n-th power, but not both divisible by an (n+1)-st power.
2, 8, 135, 80, 1215, 16767, 76544, 636416, 3995648, 24151040, 36315135, 689278976, 11573190656, 1487503359, 155240824832, 785129144319, 4857090670592, 45922887663615, 157197025673216, 1375916505694208
Offset: 0