Adjacent-to-central terms of even-indexed rows of triangle A125806: a(n) = A125806(2n+2,n).
A125808
Adjacent-to-central terms of even-indexed rows of triangle A125806: a(n) = A125806(2n+2,n).
Terms
- a(0) =1a(1) =4a(2) =29a(3) =256a(4) =2592a(5) =28160a(6) =322873a(7) =3850352a(8) =47369432a(9) =597565304a(10) =7695966346a(11) =100852014156
External references
- oeis: A125808