Numbers k such that A163511(k) is a seventh power.

Terms

a(0) =0a(1) =64a(2) =129a(3) =259a(4) =519a(5) =1039a(6) =2079a(7) =4159a(8) =8192a(9) =8319a(10) =16385a(11) =16512a(12) =16639a(13) =32771a(14) =33025a(15) =33152a(16) =33279a(17) =65543a(18) =66051a(19) =66305a(20) =66432a(21) =66559a(22) =131087a(23) =132103a(24) =132611a(25) =132865a(26) =132992a(27) =133119a(28) =262175a(29) =264207