44790

Appears in sequences

• Katadromes: digits in base 6 are in strict descending order.at n=62A023788
• Duplicate of A062813.at n=5A023812
• a(n) = Sum_{i=0..n-1} i*n^i.at n=5A062813
• Number of permutations of [n] with exactly 3 descents which avoid the pattern 4321.at n=4A095889
• Pandigitals in some base (A061845) with an extra property: each number formed by the first i digits is divisible by i (digits in the pandigital base).at n=4A111456
• Numbers n such that sigma(n)+d(n) and sigma(n+1)+d(n+1) are perfect squares.at n=5A224441
• Pandigitals in some base b (A061845) with an extra property: each number formed by the first i digits is divisible by i (digits in the pandigital base b) for 1 <= i <= b-1.at n=14A256112
• Number of (n+1) X (3+1) 0..1 arrays with every 2 X 2 subblock ne-sw antidiagonal difference nondecreasing horizontally and nw+se diagonal sum nondecreasing vertically.at n=12A258549
• a(1) = 5; for n > 1, a(n) = 6*a(n-1) + 6 - n.at n=5A353097
• Array read by ascending antidiagonals: A(1, k) = k; for n > 1, A(n, k) = (k + 1)*A(n-1, k) + k + 1 - n, with k > 0.at n=49A363365