34615

Appears in sequences

• Denominator of Bernoulli(2n+2) - Bernoulli(2n).at n=21A029763
• a(n) = Sum_{k=0..n} |Stirling1(n,k)*Stirling2(n,k)|.at n=6A047793
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 1, 1), (0, 0, -1), (1, 0, 0), (1, 1, 0)}.at n=8A150435
• Ulam numbers u such that 5*u is also an Ulam number.at n=40A287613
• a(n) = (2*n-3-(-1)^n)*(22*n^2-21*n+5*n*(-1)^n)/96.at n=42A298992