77755

Appears in sequences

• Composite numbers whose prime factors contain no digits other than 1 and 5.at n=37A036305
• Fixed points of permutations A256210 and A256371.at n=24A256372
• a(n) = a(n-1) + 3*a(n-2) -2*a(n-3) - 2*a(n-4), where a(0) = 1, a(1) = 4, a(2) = 9, a(3) = 16.at n=19A295720
• Number of n X 6 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 3 or 6 neighboring 1s.at n=17A296552