Number of zeros in n-th even perfect number written in base 16.

Terms

a(0) =0a(1) =0a(2) =1a(3) =1a(4) =3a(5) =4a(6) =4a(7) =7a(8) =15a(9) =22a(10) =26a(11) =31a(12) =130a(13) =151a(14) =319a(15) =550a(16) =570a(17) =804a(18) =1063a(19) =1105a(20) =2422a(21) =2485a(22) =2803a(23) =4984a(24) =5425a(25) =5802a(26) =11124a(27) =21560a(28) =27625a(29) =33012