23812

Appears in sequences

• Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 74 ones.at n=34A031842
• a(n) = a(n-1) + 5*a(n-2) for n >= 2, a(0)=1, a(1)=2.at n=10A133407
• Numbers k such that 12^k + 11 is prime.at n=7A137654
• Number of (w,x,y,z) with all terms in {1,...,n} and w^3<=x^3+y^3+z^3.at n=13A212098
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 473", based on the 5-celled von Neumann neighborhood.at n=31A272425
• Expansion of Product_{k>=1} 1/((1 - x^k)*(1 - x^(3*k))).at n=31A318026
• Number of compositions (ordered partitions) of n into centered hexagonal numbers (A003215).at n=47A322802
• Number of integer partitions of n where the parts have the same median as the distinct parts.at n=50A360245