Base 4 digits are, in order, the first n terms of the periodic sequence with initial period 3,2,0.

A037667

Base 4 digits are, in order, the first n terms of the periodic sequence with initial period 3,2,0.

Terms

    a(0) =3a(1) =14a(2) =56a(3) =227a(4) =910a(5) =3640a(6) =14563a(7) =58254a(8) =233016a(9) =932067a(10) =3728270a(11) =14913080a(12) =59652323a(13) =238609294a(14) =954437176a(15) =3817748707a(16) =15270994830a(17) =61083979320a(18) =244335917283a(19) =977343669134

External references