Eigenvector of triangle A105070, where A105070(n,k) = 2^k*C(n+1,2*k+1) for 0<=k<=[n/2], n>=0.
A118397
Eigenvector of triangle A105070, where A105070(n,k) = 2^k*C(n+1,2*k+1) for 0<=k<=[n/2], n>=0.
Terms
- a(0) =1a(1) =2a(2) =7a(3) =20a(4) =73a(5) =254a(6) =895a(7) =3080a(8) =10801a(9) =38426a(10) =138775a(11) =504284a(12) =1838137a(13) =6705494a(14) =24464719a(15) =89204624a(16) =324981985a(17) =1183034546a(18) =4305313447a(19) =15672486692a(20) =57100841641a(21) =208309692974a(22) =761141694367
External references
- oeis: A118397