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A053901 Squares composed of digits {1,4,8}. 2
1, 4, 81, 144, 441, 484, 841, 1444, 11881, 14884, 48841, 1418481, 414488881, 144418888188481, 4141181448448144, 4811118811848441, 11181184881818884, 1814448814844418841, 114811414848448481881, 441148818414884144184841 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

LINKS

Author?, Source(txt)

P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences

CROSSREFS

Cf. A053900.

Sequence in context: A116189 A159063 A072363 * A017006 A041189 A123198

Adjacent sequences:  A053898 A053899 A053900 * A053902 A053903 A053904

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Mar 15 2000.

EXTENSIONS

More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 04 2005

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Last modified February 13 10:03 EST 2012. Contains 205451 sequences.