3699696domain: NAppears in sequencesa(n) = 42*(n+1)*binomial(n+6,10).at n=6A027822a(n) = 77*(n+1)*binomial(n+6,11).at n=5A027823a(n) = binomial(n+5, n)*binomial(n+10, n).at n=6A104673a(n) = C(2*n+1,n)*C(2*n+6,n+1).at n=5A113888