a(n) = binomial(m+n-1,n)^2 - binomial(m+n,n+1)*binomial(m+n-2,n-1) with m = 14.
A169937
a(n) = binomial(m+n-1,n)^2 - binomial(m+n,n+1)*binomial(m+n-2,n-1) with m = 14.
Terms
- a(0) =1a(1) =91a(2) =3185a(3) =63700a(4) =866320a(5) =8836464a(6) =71954064a(7) =488259720a(8) =2848181700a(9) =14620666060a(10) =67255063876a(11) =281248448936
External references
- oeis: A169937