Numbers n such that n, n-1 and n-2 have the same prime signature.

Terms

a(0) =35a(1) =87a(2) =95a(3) =143a(4) =203a(5) =215a(6) =219a(7) =303a(8) =395a(9) =447a(10) =635a(11) =699a(12) =923a(13) =1043a(14) =1139a(15) =1263a(16) =1311a(17) =1347a(18) =1403a(19) =1643a(20) =1763a(21) =1839a(22) =1887a(23) =1895a(24) =1943a(25) =1983a(26) =2015a(27) =2103a(28) =2183a(29) =2219