78090

Appears in sequences

• a(n) = 5^n - 5*n.at n=7A107585
• Second pentagonal numbers that are interprime.at n=28A205881
• T(n,k)=Number of length n+4 0..k arrays with no five consecutive terms having the maximum of any two terms equal to the minimum of the remaining three terms.at n=36A249844
• Number of length 1+4 0..n arrays with no five consecutive terms having the maximum of any two terms equal to the minimum of the remaining three terms.at n=8A249845
• Number of partitions of n into 8 or more parts.at n=37A347544
• Starts of runs of 3 consecutive lazy-tribonacci-Niven numbers (A352107).at n=8A352109