Primes 2*p*q-2*q*r+r*s where p,q,r,s are consecutive primes.

Terms

a(0) =17a(1) =37a(2) =59a(3) =89a(4) =167a(5) =233a(6) =439a(7) =439a(8) =683a(9) =1021a(10) =5807a(11) =10427a(12) =13043a(13) =12569a(14) =19163a(15) =36887a(16) =40493a(17) =64579a(18) =66587a(19) =86291a(20) =103699a(21) =124693a(22) =126839a(23) =179743a(24) =218137a(25) =329627a(26) =419927a(27) =437113a(28) =472133a(29) =606997