Number of partitions of [2n] into pairs whose sums and differences are primes.

Terms

a(0) =1a(1) =0a(2) =0a(3) =0a(4) =1a(5) =2a(6) =6a(7) =10a(8) =22a(9) =101a(10) =66a(11) =504a(12) =2088a(13) =3572a(14) =14398a(15) =49984a(16) =108030a(17) =191228a(18) =1087758a(19) =5005440a(20) =14081453a(21) =97492234a(22) =160186634a(23) =939652634a(24) =3926077642a(25) =4273706733a(26) =41832174879a(27) =214185383046a(28) =494248121522