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A067714 a(n+1) is the smallest square > a(n) such that the digits of a(n) are all (with multiplicity) properly contained in the digits of a(n+1), with a(0)=4. 0
4, 49, 1849, 18496, 134689, 1338649, 13380964, 103693489, 1036389249, 10283379649, 102743968369, 1003687392964, 10026487930369, 100038463697929, 1000274339968996, 10003462899739969, 100234979989639056 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
COMMENTS
a(n) for n>0 remains the same when a(0)=9
LINKS
FORMULA
a(n) = A065298(n)^2.
CROSSREFS
Cf. A065298.
Sequence in context: A159593 A263441 A067717 * A068178 A050630 A080808
KEYWORD
base,nonn
AUTHOR
Marc Paulhus, Feb 05 2002
STATUS
approved

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Last modified April 17 00:23 EDT 2024. Contains 371756 sequences. (Running on oeis4.)