45741

Appears in sequences

• a(n) = n*a(n-1) - a(n-2) + 1 + (-1)^n.at n=8A003470
• a(n)-th prime is the smallest prime containing exactly n 5's.at n=5A037062
• Array read by ascending antidiagonals, A(m, n) = Sum_{k=1..m}(-1)^(k-n-m)* hypergeom([k, k-n-m], [], 1) for m>=1 and n>=0.at n=36A292898
• a(n) = n! * Sum_{k=0..n} k^(3*(n-k))/k!.at n=5A356673
• a(n) = Sum_{k=0..n-1} Gamma(n + k) / Gamma(n - k) for n > 0, a(0) = 1. Row sums of A362787.at n=5A362846