a(n) = prime(n)*prime(n+1)*prime(n+2) - prime(n+3)^2.

Terms

a(0) =-19a(1) =-16a(2) =216a(3) =712a(4) =2070a(5) =3670a(6) =6588a(7) =11712a(8) =19308a(9) =31582a(10) =45178a(11) =63022a(12) =80052a(13) =103632a(14) =143248a(15) =186258a(16) =236092a(17) =284848a(18) =341020a(19) =402568a(20) =470740a(21) =574164a(22) =706338a(23) =861324a(24) =997642a(25) =1101240a(26) =1188520a(27) =1301790a(28) =1547098a(29) =1861212