19567697

Appears in sequences

• a(1)=a(2)=1, a(n+1) = (a(n)^5 +1)/a(n-1).at n=4A003820
• a(n) = ((2*n+1)^5+(-1)^n)/2.at n=16A175111
• Square array read by descending antidiagonals: T(n,k) = ((2^(n+1) + 1)^(k-1) + 1)/2.at n=39A266577