A sum of Jacobi transforms of 10^n.

Terms

a(0) =2a(1) =21a(2) =199a(3) =1899a(4) =21021a(5) =199021a(6) =1918099a(7) =20910799a(8) =200019821a(9) =1900122121a(10) =20891019999a(11) =202218797999