40518

Appears in sequences

• The number of 3-length segments in all possible covers of L-length line by these segments with allowed gaps < 3.at n=32A228494
• a(n) = 318*2^n - 186 (n>=1).at n=6A304511
• Number of ways to group the first 2*n natural numbers into n pairs (xi, yi) such that the n numbers xi + yi are all different.at n=7A320129
• a(n) = Sum_{k=1..n} binomial(k+3,3) * floor(n/k).at n=27A366985
• Row sums of A375546.at n=10A375547