21486

Appears in sequences

• Numbers m such that [A070080(m), A070081(m), A070082(m)] is a right integer triangle.at n=27A070136
• Least k such that decimal representation of k*n contains only digits 0 and 6.at n=30A096685
• Numbers whose anti-divisors sum to a perfect cube.at n=27A109351
• Initial members of abundant quadruplets, i.e., values of k such that (k, k+2, k+4, k+6) are all abundant numbers.at n=37A231089
• Number of (n+1) X (1+1) 0..4 arrays with each row and column divisible by 13, read as a base-5 number with top and left being the most significant digits.at n=16A263434
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 565", based on the 5-celled von Neumann neighborhood.at n=26A272945
• Numbers k such that k^4096 + (k+1)^4096 is prime.at n=11A274236
• Sum over all partitions of n of the number of distinct parts i of multiplicity i.at n=42A276428