Triangle read by rows: T(n,k) is the number of bargraphs of semiperimeter n having least column-height k (n>=2, k>=1).
A274488
Triangle read by rows: T(n,k) is the number of bargraphs of semiperimeter n having least column-height k (n>=2, k>=1).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =3a(4) =1a(5) =1a(6) =8a(7) =3a(8) =1a(9) =1a(10) =22a(11) =8a(12) =3a(13) =1a(14) =1a(15) =62a(16) =22a(17) =8a(18) =3a(19) =1a(20) =1a(21) =178a(22) =62a(23) =22a(24) =8a(25) =3a(26) =1a(27) =1a(28) =519a(29) =178
External references
- oeis: A274488