105222

Appears in sequences

• Sum of primes in n-th shell of prime spiral.at n=8A053997
• Row sums in triangle A081994.at n=38A081997
• Numbers n such that sigma(n) = 8*phi(n).at n=18A104901
• T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 filled by rows with each element moved a city block distance of 0 or 2, and rows and columns in increasing lexicographic order.at n=16A263602
• Number of (2+1)X(n+1) arrays of permutations of 0..n*3+2 filled by rows with each element moved a city block distance of 0 or 2, and rows and columns in increasing lexicographic order.at n=4A263604