Numbers k such that the Woodall number k*2^k - 1 is prime.

Terms

a(0) =2a(1) =3a(2) =6a(3) =30a(4) =75a(5) =81a(6) =115a(7) =123a(8) =249a(9) =362a(10) =384a(11) =462a(12) =512a(13) =751a(14) =822a(15) =5312a(16) =7755a(17) =9531a(18) =12379a(19) =15822a(20) =18885a(21) =22971a(22) =23005a(23) =98726a(24) =143018a(25) =151023a(26) =667071a(27) =1195203a(28) =1268979a(29) =1467763