170856

Appears in sequences

• Ninth diagonal (m=8) of triangle A084938; a(n) = A084938(n+8,n) = (n^8 + 84*n^7 + 3346*n^6 + 84840*n^5 + 1550689*n^4 + 21632436*n^3 + 224782284*n^2 + 1377648720*n)/40320.at n=3A090394
• Fourth column (k=3) of triangle A084938.at n=8A090595
• Numbers n for which there exists k > n such that A000203(k) = A000203(n) and A007947(k) = A007947(n), where A000203 gives the sum of divisors, and A007947 gives the squarefree kernel of n.at n=33A255334
• Expansion of 1/(1 - 9*x*(1 + x))^(4/3).at n=5A377260