Smaller of two consecutive numbers with the same prime signature not occurring earlier.

Terms

a(0) =2a(1) =14a(2) =44a(3) =135a(4) =230a(5) =819a(6) =2295a(7) =2511a(8) =5264a(9) =7314a(10) =8991a(11) =11780a(12) =21735a(13) =23275a(14) =29888a(15) =37664a(16) =41624a(17) =156735a(18) =223244a(19) =257499a(20) =378014a(21) =458864a(22) =477224a(23) =916352a(24) =1241954a(25) =2808351a(26) =3341624a(27) =4122495a(28) =4388175a(29) =4402431