53643

Appears in sequences

• Binary encoding of quadratic residue set of n. L(1/n) is the most significant bit, L(n-1/n) is the least significant bit, i.e., the rows of A055088 interpreted as binary numbers.at n=16A055094
• Binary encoding of quadratic residue set for each prime. a(n) = A055094(A000040(n)).at n=6A080146
• Number of length 4+4 0..n arrays with every five consecutive terms having four times some element equal to the sum of the remaining four.at n=9A249660