"DIK" (bracelet, indistinct, unlabeled) transform of 4,4,4,4...
A032285
"DIK" (bracelet, indistinct, unlabeled) transform of 4,4,4,4...
Terms
- a(0) =4a(1) =14a(2) =40a(3) =125a(4) =412a(5) =1540a(6) =6080a(7) =25580a(8) =111020a(9) =494066a(10) =2231960a(11) =10201365a(12) =47012620a(13) =218126120a(14) =1017565328a(15) =4769086955a(16) =22440958180a(17) =105967383690a(18) =501941663240
External references
- oeis: A032285