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Search: id:A039988
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A039988 k th digit of a(n) is the number of different digits within 1 of k (not including k). +0
1
11, 111, 1111, 1221, 11111, 111111, 1111111, 1221221, 11111111, 111111111, 1111111111, 1221221221, 11111111111, 111111111111, 1111111111111, 1221221221221, 11111111111111, 111111111111111, 1111111111111111 (list; graph; listen)
OFFSET

0,1
CROSSREFS

Sequence in context: A114397 A098595 A077488 this_sequence A083440 A138144 A090103

Adjacent sequences: A039985 A039986 A039987 this_sequence A039989 A039990 A039991

KEYWORD

nonn

AUTHOR

Erich Friedman (erich.friedman(AT)stetson.edu)

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Last modified September 5 19:27 EDT 2008. Contains 143485 sequences.

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