Numbers k such that k and k+1 are powerful numbers.

Terms

a(0) =8a(1) =288a(2) =675a(3) =9800a(4) =12167a(5) =235224a(6) =332928a(7) =465124a(8) =1825200a(9) =11309768a(10) =384199200a(11) =592192224a(12) =4931691075a(13) =5425069447a(14) =13051463048a(15) =221322261600a(16) =443365544448a(17) =865363202000