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A118009 a(n) = 1 if at least one of decimal digits n or the concatenation of decimal digits of n is perfect power, otherwise a(n) = 0. 1
1, 1, 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
CROSSREFS
Sequence in context: A087049 A358680 A186447 * A113429 A133100 A216230
KEYWORD
base,easy,nonn
AUTHOR
Giovanni Teofilatto, May 11 2006
STATUS
approved

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Last modified March 28 08:00 EDT 2024. Contains 371235 sequences. (Running on oeis4.)