First quadrisection of A139763 (1, 2, 3, 4, 11, ...).

A139792

First quadrisection of A139763 (1, 2, 3, 4, 11, ...).

Terms

    a(0) =1a(1) =11a(2) =171a(3) =2731a(4) =43691a(5) =699051a(6) =11184811a(7) =178956971a(8) =2863311531a(9) =45812984491a(10) =733007751851

External references