Sum of primes between successive pairs of twin primes.

Terms

a(0) =0a(1) =0a(2) =0a(3) =23a(4) =37a(5) =100a(6) =67a(7) =348a(8) =0a(9) =371a(10) =0a(11) =660a(12) =0a(13) =0a(14) =434a(15) =233a(16) =771a(17) =277a(18) =600a(19) =985a(20) =3810a(21) =0a(22) =1788a(23) =3435a(24) =2208a(25) =1757a(26) =1220a(27) =631a(28) =1300a(29) =13190