a(n) = Sum_{k=0..n} (n+1)*2^(n+k)*hypergeom([-n, k-n+1], [2], 1/2). Row sums of A337617.
A337992
a(n) = Sum_{k=0..n} (n+1)*2^(n+k)*hypergeom([-n, k-n+1], [2], 1/2). Row sums of A337617.
Terms
- a(0) =1a(1) =10a(2) =70a(3) =448a(4) =2786a(5) =17140a(6) =104938a(7) =640720a(8) =3904738a(9) =23762140a(10) =144429770a(11) =876959896a(12) =5319995474a(13) =32247562084a(14) =195332428970
External references
- oeis: A337992