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

A037624

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

Terms

    a(0) =2a(1) =20a(2) =203a(3) =2032a(4) =20320a(5) =203203a(6) =2032032a(7) =20320320a(8) =203203203a(9) =2032032032a(10) =20320320320a(11) =203203203203

External references