171252

Appears in sequences

• Number of n X 2 arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random 0..1 n X 2 array.at n=15A218078
• Numbers k such that k divides 1 + Sum_{j=1..k} prime(j)^9.at n=19A232964
• Number of length n 0..2 arrays with no pair in any consecutive three terms totalling exactly 2.at n=29A245989