131073

Appears in sequences

• a(n) = 2^n + 1.at n=17A000051
• Numbers that are the sum of 3 nonzero 8th powers.at n=16A003381
• Divisors of 2^34 - 1.at n=4A003541
• Numbers that are the sum of at most 3 nonzero 8th powers.at n=31A004876
• Inverse of the Doudna sequence A005940.at n=60A005941
• a(n) = sigma_17(n), the sum of the 17th powers of the divisors of n.at n=1A013965
• Numerator of sum of -17th powers of divisors of n.at n=1A017697
• Pisot sequence L(5,9).at n=15A020737
• Centered cube numbers: a(n) = (n+1)^17 + n^17.at n=1A036095
• Pisot sequence L(3,5).at n=16A048578
• Binary encoding of semiprimes (A001358).at n=40A048623
• Binary encoding of A006881, numbers with two distinct prime divisors.at n=35A048639
• Summatory Rudin-Shapiro sequence for 2^(n-1).at n=34A051032
• Summatory Rudin-Shapiro sequence for 2^(n-1).at n=33A051032
• a(2*n+1) = 1, a(2*n) = 2*a(2*n-2) - 1.at n=34A052552
• Expansion of (2-3*x-x^2+x^3)/((1-x)*(1+x)*(1-2*x)).at n=18A052950
• Difference between (smallest square strictly greater than 2^n) and 2^n.at n=32A056008
• a(n) = 2^n + (-1)^(n+1).at n=17A062510
• a(n) = 2^n - mu(n).at n=16A062777
• Inverse of sequence A052330 considered as a permutation of the natural numbers.at n=42A064358