Numbers k such that A276086(k)-1 or A276086(k)+1 is a perfect power (A001597), where A276086 is the primorial base exp-function.

A379960

Numbers k such that A276086(k)-1 or A276086(k)+1 is a perfect power (A001597), where A276086 is the primorial base exp-function.

Terms

    a(0) =1a(1) =2a(2) =4a(3) =6a(4) =7a(5) =8a(6) =13a(7) =30a(8) =34a(9) =35a(10) =36a(11) =212a(12) =214a(13) =248a(14) =254a(15) =421a(16) =2311a(17) =2316a(18) =2318a(19) =2322a(20) =2329a(21) =2350a(22) =2520a(23) =2550a(24) =2564a(25) =2776a(26) =4654a(27) =5076a(28) =9241a(29) =30030

External references