171851

Properties

Appears in sequences

• a(n) = n + (n+1)^2 + (n+2)^3 + (n+3)^4 + (n+4)^5.at n=7A027622
• Primes of form n + (n+1)^2 + (n+2)^3 + (n+3)^4 + (n+4)^5.at n=1A027886
• Number of n X 5 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 neighboring 1s.at n=6A297221
• Number of 7Xn 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 neighboring 1s.at n=4A297229
• The number of vertices inside a cross with width 3 and height n (see Comments in A331455 for definition) formed by the straight line segments mutually connecting all vertices and all points.at n=32A330850
• Prime numbersat n=15655