123456798

Appears in sequences

• Zeroless pandigital numbers: numbers containing the digits 1-9 (each appearing at least once) and no 0's.at n=1A050289
• In base n, a(n) is the largest (decimal equivalent) number reached when one sequentially adds to a sum, starting with zero, the largest digit not in that sum.at n=8A260351
• a(n) is the smallest number k that is the concatenation of the elements of a 3 X 3 matrix whose determinant is n and whose elements are a permutation of the numbers 1 through 9; a(n) = -1 if no such number k exists.at n=9A372708