70568

Appears in sequences

• a(n) = ((8 + sqrt(7))^n + (8 - sqrt(7))^n)/2.at n=5A152265
• Triangle read by rows: T(n, k) = binomial(n, k) + 2*(1 + n! - k! - (n-k)!).at n=37A156049
• Triangle read by rows: T(n, k) = binomial(n, k) + 2*(1 + n! - k! - (n-k)!).at n=43A156049
• a(n) is the smallest nonnegative integer m such that the integer part of tan(m) is equal to n.at n=40A327788
• a(n) = Sum_{k=1..prime(n)-1} (-k/prime(n)) * 3^(k-1) / 2, where (p/q) is the Legendre symbol of p and q.at n=4A382066