Numbers k such that k and k+1 are both coreful abundant numbers (A308053).

Terms

a(0) =2282175a(1) =33350624a(2) =46734975a(3) =86424975a(4) =87152624a(5) =105674624a(6) =126114975a(7) =169707824a(8) =179762624a(9) =214491375a(10) =221370975a(11) =235857824a(12) =266022224a(13) =270586575a(14) =278524575a(15) =297774224a(16) =360021375a(17) =372683024a(18) =380858624a(19) =395715375a(20) =425840624a(21) =470624175a(22) =489873824a(23) =503963775