172720

Appears in sequences

• Consider the base-3 Kaprekar map n->K(n) defined in A164993. Sequence gives numbers belonging to cycles, including fixed points.at n=29A164998
• Consider the base-3 Kaprekar map n->K(n) defined in A164993. Sequence gives numbers belonging to cycles of length greater than 1.at n=22A165000
• Consider the base-3 Kaprekar map n->K(n) defined in A164993. Sequence gives least elements of each cycle, including fixed points.at n=15A165002
• Consider the base-3 Kaprekar map n->K(n) defined in A164993. Sequence gives least elements of each cycle of length > 1.at n=8A165004
• Smallest member of cycle corresponding to n-th term of A165009.at n=15A165010
• Number of achiral hexagonal polyominoes with 3n cells and threefold rotational symmetry centered at a vertex.at n=17A350243