Triangle read by rows: T(n,k) is the number of bargraphs of semiperimeter n having k peaks (n >= 2, k >= 1).
A271940
Triangle read by rows: T(n,k) is the number of bargraphs of semiperimeter n having k peaks (n >= 2, k >= 1).
Terms
- a(0) =1a(1) =2a(2) =5a(3) =13a(4) =34a(5) =1a(6) =89a(7) =8a(8) =233a(9) =42a(10) =610a(11) =183a(12) =1a(13) =1597a(14) =717a(15) =13a(16) =4181a(17) =2622a(18) =102a(19) =10946a(20) =9134a(21) =624a(22) =1a(23) =28657a(24) =30691a(25) =3275a(26) =19a(27) =75025a(28) =100284a(29) =15473
External references
- oeis: A271940