50866

Appears in sequences

• Numbers whose set of base 15 digits is {0,1}.at n=23A033051
• Values of n for which pi_{4,3}(p_n) - pi_{4,1}(p_n) = -1, where p_n is the n-th prime and pi_{m,a}(x) is the number of primes <= x which are congruent to a (mod m).at n=29A051024
• Expansion of ( 1-2*x+3*x^2 ) / ( 1-4*x+5*x^2-4*x^3 ).at n=11A271897
• Poincaré series for invariant polynomial functions on the space of binary forms of degree 14.at n=24A293939
• Poincaré series for invariant polynomial functions on the space of binary forms of degree 24.at n=14A293943
• a(n) is the dot product of the vectors of the first n primes and the next n primes.at n=16A337574
• a(n) is the least positive multiple of 2*n-1 containing only the digits 0 and 1 in base n.at n=14A337623