p-INVERT of the lower Wythoff sequence (A000201), where p(S) = 1 - S.

Terms

a(0) =1a(1) =4a(2) =11a(3) =33a(4) =96a(5) =280a(6) =818a(7) =2387a(8) =6970a(9) =20347a(10) =59401a(11) =173414a(12) =506261a(13) =1477968a(14) =4314748a(15) =12596384a(16) =36773617a(17) =107356118a(18) =313413177a(19) =914971789a(20) =2671149257a(21) =7798096555a(22) =22765597881a(23) =66461404174a(24) =194026015382a(25) =566435438933