Where records occur in A304480.

Terms

a(0) =1a(1) =2a(2) =3a(3) =5a(4) =7a(5) =13a(6) =25a(7) =31a(8) =37a(9) =61a(10) =73a(11) =109a(12) =121a(13) =145a(14) =181a(15) =241a(16) =361a(17) =421a(18) =541a(19) =721a(20) =841a(21) =1009a(22) =1081a(23) =1201a(24) =1261a(25) =1621a(26) =1681a(27) =2017a(28) =2161a(29) =2521