Number of super perfect rhythmic tilings of [0,3n-1] with triples.

Terms

a(0) =1a(1) =1a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =0a(8) =0a(9) =18a(10) =40a(11) =66a(12) =0a(13) =0a(14) =0a(15) =0a(16) =0a(17) =0a(18) =400686a(19) =1738012a(20) =8495580a(21) =0a(22) =0a(23) =0a(24) =0a(25) =0a(26) =0