113799

Appears in sequences

• Numbers k such that k^2 divides 4^k-1.at n=6A127104
• Numbers k such that k^3 divides 4^(k^2) - 1.at n=19A129212
• Table of the elementary symmetric functions a_k(1,2,4,5,...,n+1).at n=49A196842
• Number of numbers k in interval [(p_n)^2+1, (p_n)^4] for which lpf(k-3)>lpf(k-1)>=p_n, where p_n=prime(n) and lpf = A020639.at n=14A243803
• Odd terms in A259934.at n=30A262517
• "Primitive" numbers k such that k divides 4^k - 1.at n=33A323203
• A(n,k) is the n-th number m such that m^2 divides k^m - 1 (or 0 if m does not exist); square array A(n,k), n>=1, k>=1, read by antidiagonals.at n=51A333500