44713

Appears in sequences

• a(n) = floor(n*exp(-cot n)).at n=24A134909
• a(n) = Sum_{k <= n/2 } binomial(n-2k, 3k+1).at n=22A137357
• Number of (n+1) X (1+1) arrays of permutations of 0..n*2+1 with each element having directed index change -2,0 -1,0 0,-1 or 1,1.at n=32A264622
• Number of compositions of 5*n-2 into parts 3 and 5.at n=13A369847
• a(n) = Sum_{k=0..floor(2*n/3)} binomial(2*k,2*n-3*k).at n=17A392428