Decimal expansion of a(n) is given by the first n terms of the periodic sequence with initial period 3,2,1,0.

A037799

Decimal expansion of a(n) is given by the first n terms of the periodic sequence with initial period 3,2,1,0.

Terms

    a(0) =3a(1) =32a(2) =321a(3) =3210a(4) =32103a(5) =321032a(6) =3210321a(7) =32103210a(8) =321032103a(9) =3210321032a(10) =32103210321a(11) =321032103210

External references