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A066825 a(1) = 1; set of digits of a(n)^2 is a subset of the set of digits of a(n+1)^2. 5
1, 4, 13, 14, 31, 36, 54, 96, 113, 311, 487, 854, 1036, 1277, 1646, 3214, 3267, 3723, 4047, 4554, 4896, 5376, 10136, 13147, 13268, 16549, 20513, 21877, 25279, 26152, 27209, 28582, 31723, 32043, 32286, 33144, 35172, 35337, 35757, 35853 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

Provably infinite and dense over Z+.

CROSSREFS

Cf. A014563, A067633, A067634, A067635.

Sequence in context: A135465 A135783 A135406 * A014563 A066774 A075339

Adjacent sequences:  A066822 A066823 A066824 * A066826 A066827 A066828

KEYWORD

nonn,base

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net), Feb 05 2002

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Last modified February 17 14:50 EST 2012. Contains 206050 sequences.