40367

Appears in sequences

• Number of 2-diregular connected digraphs with n nodes.at n=7A005642
• Sequence formed from rows of triangle A046937.at n=38A046938
• a(n) = 48*n^2 - 1.at n=29A065532
• Smallest number m so that n^2 + A000330(m) is also a square, i.e., n^2 + (1 + 4 + 9 + 16 + ... + m^2) = w^2 for some w.at n=29A065610
• Minimum value unattainable as the sum of 2 attained values of a*b*c with a,b,c 0..n integers.at n=32A225264
• Numbers n such that (n^n+2^2)/(n+2) is an integer.at n=9A242875
• Number of matching pairs of patterns, the first of length n and the second of length k.at n=25A335518
• Total number of blocks containing at least one odd element and at least one even element in all partitions of [n].at n=9A362495
• Number of winning positions of Gordon Hamilton's Jumping Frogs game with single frogs, where the distance between the leftmost frog and the rightmost frog is equal to n.at n=19A378235