Numbers k such that binomial(4k, k) + 1 is prime.

Terms

a(0) =0a(1) =1a(2) =2a(3) =6a(4) =10a(5) =11a(6) =19a(7) =28a(8) =80a(9) =123a(10) =141a(11) =147a(12) =154a(13) =198a(14) =200a(15) =346a(16) =851a(17) =887a(18) =1038a(19) =1329a(20) =2045a(21) =3228a(22) =3274a(23) =3588a(24) =6794a(25) =8045a(26) =11911a(27) =12184a(28) =12327a(29) =12515