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A093249 a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 49. 0
0, 498, 5882, 2205880, 55566444, 77170177870877, 550000588000083300003, 99999984, 888848044666636033, 9999999968, 444444404046666666060699999990909, 77777777077077777777077, 111111111001133333333300339999999990099, 5555555550055033333333300330 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
Hans Havermann, Table of A093211-A093299
EXAMPLE
a(4) is 2205880 because its length-4 substrings (2205, 2058, 0588, 5880) are all distinct and divisible by 49 and there is no larger number with this property.
CROSSREFS
Cf. A093211, A093212, ..., A093299.
Sequence in context: A210785 A064255 A067917 * A235753 A235528 A277785
KEYWORD
base,nonn
AUTHOR
Hans Havermann, Mar 29 2004
EXTENSIONS
a(11)-a(14) from John Cerkan, Jan 08 2018
STATUS
approved

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Last modified February 23 09:02 EST 2024. Contains 370276 sequences. (Running on oeis4.)