a(n) = prime(prime(n*n) - n*n) - n*n where prime(n) is the n-th prime.

Terms

a(0) =1a(1) =1a(2) =34a(3) =141a(4) =334a(5) =595a(6) =1012a(7) =1503a(8) =2192a(9) =2983a(10) =3786a(11) =4963a(12) =6304a(13) =7687a(14) =9518a(15) =11017a(16) =13122a(17) =15277a(18) =17760a(19) =20373a(20) =23312a(21) =26695a(22) =29742a(23) =33365a(24) =37338a(25) =41175a(26) =45580a(27) =50217a(28) =54762a(29) =59549