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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. 0
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 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Computed by Jean-Paul Davalan.
The analog in base 2 is 10; in base 3, 102,120,201,210.
LINKS
E. Angelini, 10 different digits, 9 products [Cached copy, with permission]
CROSSREFS
A generalization of A198298. Cf. A210013-A210020, A203569, A203566.
Sequence in context: A206060 A251973 A236499 * A254173 A254166 A254455
KEYWORD
nonn,base,fini,full
AUTHOR
N. J. A. Sloane, Mar 16 2012
STATUS
approved

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Last modified June 18 23:11 EDT 2024. Contains 373488 sequences. (Running on oeis4.)