170898

Appears in sequences

• sigma_4(n): sum of 4th powers of divisors of n.at n=19A001159
• Expansion of 1/((1-5*x)(1-6*x)(1-7*x)).at n=5A019757
• Sum of n-th powers of divisors of 20.at n=4A034662
• 5-Stirling numbers of the second kind.at n=30A193685
• a(n) = ((n-2)^n - 2*(n-1)^n + n^n)/2.at n=7A281596
• Triangle read by rows. The Bell transform of the sequence {m^m | m >= 0}.at n=39A354794