59808

Appears in sequences

• A convolution triangle of numbers obtained from A025749.at n=23A049213
• Number of intersection points outside the n-gon of all lines through pairs of vertices of a regular n-gon.at n=29A146213
• Number of ways to place 3 nonattacking kings on a 3 X n board.at n=25A172202
• Number of nX3 arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX3 array.at n=12A219910
• a(n) = 54*n^2 - 78*n + 36.at n=34A277983
• Lesser of exponentially-odd amicable numbers pair: numbers m < k such that m = s(k) and k = s(m), where s(k) is the sum of proper exponential-odd divisors of k.at n=4A325847