272286

Appears in sequences

• a(n) = round(n*phi^20), where phi is the golden ratio, A001622.at n=18A004955
• a(n) = ceiling(n*phi^20), where phi is the golden ratio, A001622.at n=18A004975
• Partial sums of A005587. Fourth column of triangle A115127.at n=26A115129
• Number of (w,x,y,z) with all terms in {1,...,n} and w+x<=y+z.at n=27A212560