28762

Appears in sequences

• a(n) = Sum_{0<=j<=i<=n} A027157(i, j).at n=10A027166
• Numbers whose base-13 representation has exactly 5 runs.at n=17A043660
• Number of factorizations of n! into distinct factors.at n=10A157612
• G.f.: exp( Sum_{n>=1} 2^A090740(n) * x^n/n ) where A090740(n) = highest exponent of 2 in 3^n-1.at n=27A182000
• Number of -2..2 arrays x(i) of n+1 elements i=1..n+1 with set{t,u,v in 0,1}((x[i+t]+x[j+u]+x[k+v])*(-1)^(t+u+v)) having two, four or six distinct values for every i,j,k<=n.at n=8A211574
• Number of 0..4 arrays of length n with each element differing from at least one neighbor by something other than 1, starting with 0.at n=7A221538
• T(n,k) = Number of 0..k arrays of length n with each element differing from at least one neighbor by something other than 1, starting with 0.at n=62A221542
• Numbers k such that 2^k + 3^k + 6 is prime.at n=34A354829