Triangle, read by rows, where T(n,k) = [(I + D*C)^n](n,k); that is, row n of T = row n of (I + D*C)^n for n>=0 where C denotes Pascal's triangle, I the identity matrix and D a matrix where D(n+1,n)=1 and zeros elsewhere.
A134090
Triangle, read by rows, where T(n,k) = [(I + D*C)^n](n,k); that is, row n of T = row n of (I + D*C)^n for n>=0 where C denotes Pascal's triangle, I the identity matrix and D a matrix where D(n+1,n)=1 and zeros elsewhere.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =3a(4) =2a(5) =1a(6) =13a(7) =9a(8) =3a(9) =1a(10) =71a(11) =46a(12) =18a(13) =4a(14) =1a(15) =456a(16) =285a(17) =110a(18) =30a(19) =5a(20) =1a(21) =3337a(22) =2021a(23) =780a(24) =215a(25) =45a(26) =6a(27) =1a(28) =27203a(29) =16023
External references
- oeis: A134090