86100

Appears in sequences

• 10-gonal (or decagonal) pyramidal numbers: a(n) = n*(n + 1)*(8*n - 5)/6.at n=40A007585
• Even, nonzero decagonal pyramidal numbers.at n=19A218331
• Sum of the 6th powers of the numbers of standard Young tableaux over all partitions of n.at n=5A218433
• Smallest k such that k*2*p(n)^2-1=q is prime, k*2*q^2-1=r, k*2*r^2-1=s, k*2*r^2-1=t, r, s, and t are also prime.at n=25A224492
• Expansion of 30*x*(1 + x) / (1 - x)^4.at n=19A316459