324896

Appears in sequences

• Number of convex polygons of length 2n on honeycomb, or EG-convex polyominoes.at n=18A006743
• Smallest multiple of n beginning with n and having a digit sum n, or 0 if no such number exists.at n=31A077727
• Sum of end-to-end Manhattan distances over all self-avoiding n-step walks on cubic lattice. Numerator of mean Manhattan displacement s(n)=a(n)/A078717.at n=6A079156