49465

Appears in sequences

• In base 8: a(n) sets a new record for the number of Reverse and Add! steps needed to reach a palindrome starting with a(n).at n=16A306599
• a(n) = Sum_{k=1..n} phi(gcd(k, n))^(n/gcd(k, n) - 1).at n=38A342542
• Square array A(n, k) = A048720(A065621(sigma((2n-1)^2)), sigma((2k-1)^2)), read by falling antidiagonals, (1,1), (1,2), (2,1), (1,3), (2,2), (3,1), etc.at n=60A379221