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

A037708

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

Terms

    a(0) =1a(1) =13a(2) =130a(3) =1302a(4) =13021a(5) =130213a(6) =1302130a(7) =13021302a(8) =130213021a(9) =1302130213a(10) =13021302130a(11) =130213021302

External references