Minimum m such that the convergence speed of m^^m is equal to n >= 2, where A317905(n) represents the convergence speed of m^^m (and m = A067251(n), the n-th non-multiple of 10).

A337392

Minimum m such that the convergence speed of m^^m is equal to n >= 2, where A317905(n) represents the convergence speed of m^^m (and m = A067251(n), the n-th non-multiple of 10).

Terms

    a(0) =5a(1) =25a(2) =15a(3) =95a(4) =65a(5) =385a(6) =255a(7) =1535a(8) =1025a(9) =6145a(10) =4095a(11) =24575a(12) =16385a(13) =98305a(14) =65535a(15) =393215a(16) =262145a(17) =1572865a(18) =1048575a(19) =6291455a(20) =4194305a(21) =25165825a(22) =16777215a(23) =100663295a(24) =67108865a(25) =402653185a(26) =268435455a(27) =1610612735a(28) =1073741825a(29) =6442450945

External references