Triangle read by rows, Lah numbers of order 3, T(n,n) = 1, T(n,k) = 0 if k<0 or k>n, otherwise T(n,k) = T(n-1,k-1)+((n-1)^3+k^3)*T(n-1, k), for n>=0 and 0<=k<=n.
A269946
Triangle read by rows, Lah numbers of order 3, T(n,n) = 1, T(n,k) = 0 if k<0 or k>n, otherwise T(n,k) = T(n-1,k-1)+((n-1)^3+k^3)*T(n-1, k), for n>=0 and 0<=k<=n.
Terms
- a(0) =1a(1) =0a(2) =1a(3) =0a(4) =2a(5) =1a(6) =0a(7) =18a(8) =18a(9) =1a(10) =0a(11) =504a(12) =648a(13) =72a(14) =1a(15) =0a(16) =32760a(17) =47160a(18) =7200a(19) =200a(20) =1a(21) =0a(22) =4127760a(23) =6305040a(24) =1141560a(25) =45000a(26) =450a(27) =1a(28) =0a(29) =895723920
External references
- oeis: A269946