a(n) = A129095(2^n + 2^(n-1) - 1) for n>=1.
A129098
a(n) = A129095(2^n + 2^(n-1) - 1) for n>=1.
Terms
- a(0) =1a(1) =5a(2) =23a(3) =135a(4) =1119a(5) =14319a(6) =300015a(7) =10636463a(8) =652217135a(9) =70382845743
External references
- oeis: A129098
A129098
a(n) = A129095(2^n + 2^(n-1) - 1) for n>=1.