Denominators of (1/8)*n*(5 + 3*n)/((1 + 3*n)*(4 + 3*n)), n >= 0.

Terms

a(0) =1a(1) =28a(2) =280a(3) =520a(4) =416a(5) =608a(6) =1672a(7) =2200a(8) =700a(9) =217a(10) =4216a(11) =5032a(12) =2960a(13) =3440a(14) =7912a(15) =9016a(16) =1274a(17) =2860a(18) =12760a(19) =14152a(20) =7808a(21) =8576a(22) =18760a(23) =20440a(24) =5548a(25) =3002a(26) =25912a(27) =27880a(28) =14960a(29) =16016