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A117246
Left truncatable squares, ending in 5.
0
225, 625, 1225, 2025, 3025, 4225, 5625, 7225, 9025, 15625, 27225, 30625, 34225, 42025, 50625, 60025, 70225, 75625, 81225, 93025, 105625, 275625, 330625, 600625, 893025, 950625, 970225, 1050625, 2030625, 3330625, 4950625, 40005625
OFFSET
1,1
COMMENTS
There are no other terms with less than 30 digits. Probably this is the full list. - Giovanni Resta, Apr 27 2006
REFERENCES
D. V. Ramana Rao, "Square Cuts" in '2001', pp. 96, October 1988, Times of India, Mumbai.
EXAMPLE
275625 is in the sequence because repeatedly deleting the first digit leaves a succession of squares: 275625=525^2; 75625=275^2; 5625=75^2; 625=25^2; 25=5^2.
CROSSREFS
Sequence in context: A219022 A193003 A287298 * A352518 A027470 A134934
KEYWORD
nonn,base
AUTHOR
Lekraj Beedassy, Apr 23 2006
EXTENSIONS
More terms from Giovanni Resta, Apr 27 2006
STATUS
approved