Expansion of Sum_{k>0} x^k / (1 - 2 * x^k)^(k+1).

Terms

a(0) =1a(1) =5a(2) =13a(3) =39a(4) =81a(5) =225a(6) =449a(7) =1115a(8) =2345a(9) =5373a(10) =11265a(11) =25483a(12) =53249a(13) =116497a(14) =246405a(15) =529195a(16) =1114113a(17) =2372741a(18) =4980737a(19) =10515511a(20) =22025617a(21) =46204953a(22) =96468993a(23) =201506607a(24) =419432417a(25) =872787997a(26) =1811981789a(27) =3758970975a(28) =7784628225a(29) =16108217801