195048

Appears in sequences

• a(n) = A062402(2^n+1).at n=17A096856
• Permutations avoiding the consecutive patterns 4312 and 4213.at n=9A177478
• Triangle read by rows where T(n,k) is the number of labeled simple graphs covering n vertices with exactly k endpoints (vertices of degree 1).at n=30A327377
• Table with 10 columns read by rows: T(n, k) is the number of n-digit positive integers with exactly k distinct base 10 digits (0 < k <= 10).at n=62A337127
• a(n) is the number of n-digit positive integers with exactly three distinct base 10 digits.at n=6A337313