Gaps associated with the arithmetic progressions of semiprimes in A096003.

Terms

a(0) =12a(1) =12a(2) =4a(3) =52a(4) =52a(5) =72a(6) =96a(7) =198a(8) =198a(9) =114a(10) =594a(11) =48a(12) =354a(13) =1860a(14) =3942a(15) =2574a(16) =2574a(17) =2574a(18) =20910a(19) =20910a(20) =9600a(21) =9600a(22) =152250a(23) =152250a(24) =152250a(25) =152250a(26) =1887270a(27) =4667040a(28) =4094790