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A210015 In base 4, numbers n which have 4 distinct digits, do not start with 0, and have property that the product (written in base 4) of any two adjacent digits is a substring of n. 0
1203, 1230, 1302, 2013, 2031, 2103, 2130, 3012, 3021, 3102, 3120 (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: A068534 A252340 A230838 * A259521 A190031 A254694
KEYWORD
nonn,base,fini,full
AUTHOR
N. J. A. Sloane, Mar 16 2012
STATUS
approved

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Last modified March 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)