Central coefficients of the Riordan matrix A104259.
A190738
Central coefficients of the Riordan matrix A104259.
Terms
- a(0) =1a(1) =4a(2) =27a(3) =212a(4) =1785a(5) =15630a(6) =140287a(7) =1280592a(8) =11833389a(9) =110360150a(10) =1036670272a(11) =9794291556a(12) =92972640761a(13) =886023463122
External references
- oeis: A190738