1174320

Appears in sequences

• Expansion of e.g.f. (1-2x)/(1-3x+x^2).at n=7A052574
• Array read by antidiagonals: T(m,n) = Sum_{i=1..m} i*(n-1+i)!.at n=38A100630
• Number of -n..n arrays x(0..5) of 6 elements with zero sum, and adjacent elements not equal modulo three (with -1 modulo 3 = 2).at n=12A199913
• a(n) = n!*(e*Gamma(n,1)*(n-1)+1).at n=5A262601