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

A037694

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

Terms

    a(0) =1a(1) =12a(2) =120a(3) =1203a(4) =12031a(5) =120312a(6) =1203120a(7) =12031203a(8) =120312031a(9) =1203120312a(10) =12031203120a(11) =120312031203

External references