51647

Properties

Appears in sequences

• Number of partitions satisfying cn(0,5) + cn(2,5) + cn(3,5) <= cn(1,5) + cn(4,5).at n=44A039879
• a(n) = a(1) + a(2) + ... + a(n-1) + a(m) for n >= 3, where m = 2*n - 3 - 2^(p+1) and p is the unique integer such that 2^p < n-1 <= 2^(p+1), with a(1) = 1 and a(2) = 2.at n=15A049960
• Primes p such that x^49 = 2 has no solution mod p, but x^7 = 2 has a solution mod p.at n=18A059667
• Numerators of partial sums for a series for Pi/(3*sqrt(3)).at n=15A128500
• Primes p such that p-+1, p-+3, p-+5 are not squarefree.at n=11A155145
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 205", based on the 5-celled von Neumann neighborhood.at n=42A270731
• Prime numbersat n=5286