Triangle read by rows: T(0,0) = 1; T(n,k) = T(n-1, k) + 2*T(n-1, k-1) + 3*T(n-1, k-2) + 4*T(n-1, k-3) + 5*T(n-1, k-4) + 6*T(n-1, k-5) for k = 0..5*n; T(n,k)=0 for n or k < 0.
A319092
Triangle read by rows: T(0,0) = 1; T(n,k) = T(n-1, k) + 2*T(n-1, k-1) + 3*T(n-1, k-2) + 4*T(n-1, k-3) + 5*T(n-1, k-4) + 6*T(n-1, k-5) for k = 0..5*n; T(n,k)=0 for n or k < 0.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =3a(4) =4a(5) =5a(6) =6a(7) =1a(8) =4a(9) =10a(10) =20a(11) =35a(12) =56a(13) =70a(14) =76a(15) =73a(16) =60a(17) =36a(18) =1a(19) =6a(20) =21a(21) =56a(22) =126a(23) =252a(24) =441a(25) =684a(26) =954a(27) =1204a(28) =1365a(29) =1344
External references
- oeis: A319092