115311

Appears in sequences

• Let P(k) = floor(k/2). Start with n, apply P repeatedly until reach 1. a(n) = concatenation of numbers obtained.at n=20A083177
• Seventh column (m=6) of (1,3)-Pascal triangle A095660.at n=16A095662
• Numbers n such that n^4 is a sum of 4th powers of four nonzero integers whose sum is n.at n=22A138760
• Numbers k such that sigma(k) = psi(k) + tau(k)^2 + omega(k)^3.at n=24A392520