4429185024

Appears in sequences

• Let P(k,X) = 4^k*Product_{i=1..k} (X - cos(Pi*i/k)) (which is a polynomial with integer coefficients). Sequence gives maximum absolute values of coefficients of P(n,X).at n=14A075614
• a(n) = n*2^(n-6).at n=27A078836
• Second differences of A129952.at n=29A129954
• Row sums of triangle A133935.at n=29A131352
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 149", based on the 5-celled von Neumann neighborhood.at n=34A286085