A210018 In base 7, numbers n which have 7 distinct digits, do not start with 0, and have property that the product (written in base 7) of any two adjacent digits is a substring of n.

1504326, 1506234, 1540326, 1543026, 1543260, 2153406, 2340615, 2341506, 2601543, 2603154, 2603415, 2604315, 2615034, 2615043, 2615403, 2615430, 3026154, 3154026, 3260154, 3260415, 3261504, 3261540, 3402615, 3406215, 3415026, 3415062, 4032615, 4053216, 4061325, 4062153, 4062315, 4132506, 4150326, 4150623, 4302615, 4306215, 4315026, 4315062, 4320615, 4321506, 4326015, 4326150, 5321406, 5321604, 6021534, 6023415, 6041325, 6043215, 6053214, 6132504, 6150234, 6150432, 6203415, 6204315, 6215034, 6215043, 6215304, 6215340, 6230415, 6231504, 6234015, 6234150

Offset: 1

Author

N. J. A. Sloane, Mar 16 2012

Keywords

• nonn
• base
• fini
• full

Comments

Computed by Jean-Paul Davalan.

The analog in base 2 is 10; in base 3, 102,120,201,210.

Links

• Eric Angelini, 10 different digits, 9 products
• E. Angelini, 10 different digits, 9 products [Cached copy, with permission]

Crossrefs

A generalization of A198298. Cf. A210013-A210020, A203569, A203566.