Numbers k such that k^2 +-11 are primes.

Terms

a(0) =90a(1) =120a(2) =210a(3) =270a(4) =300a(5) =510a(6) =690a(7) =720a(8) =780a(9) =960a(10) =1200a(11) =2190a(12) =4260a(13) =4350a(14) =4470a(15) =4920a(16) =4980a(17) =5040a(18) =5100a(19) =5250a(20) =5550a(21) =5670a(22) =5730a(23) =5790a(24) =6810a(25) =8100a(26) =8280a(27) =8490a(28) =8610a(29) =9150