49740

Appears in sequences

• Doubles (index 2+) under "CGJ" (necklace, element, labeled) transform.at n=5A032152
• Occurrences of most frequently occurring number in 1-to-n 5-dimensional multiplication table.at n=39A057344
• Occurrences of most frequently occurring number in 1-to-n 5-dimensional multiplication table.at n=40A057344
• Numbers k such that both k and k^2/2 are averages of twin prime pairs.at n=30A152787
• Least positive integer k such that prime(k)-k, prime(k)+k, prime(k*n)-k*n, prime(k*n)+k*n, prime(k)+k*n and prime(k*n)+k are all prime.at n=23A259492
• Unitary abundant numbers k such that k+2 is also unitary abundant.at n=2A292704
• Number of nX3 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.at n=6A303508
• T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.at n=42A303513
• Number of 7Xn 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.at n=2A303518
• T(n,k) is the number of connected labeled posets with n elements and rank k: triangle read by rows.at n=17A342501