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A115550 Numbers n such that the square of n is the concatenation of two numbers m and 8*m. +0
1
18, 36, 168, 252, 336, 1668, 3336, 16668, 33336, 166668, 333336, 1666668, 3333336, 16666668, 22222224, 27777780, 33333336, 113149848, 114678900, 116207952, 117737004, 119266056, 120795108, 122324160, 123853212 (list; graph; listen)
OFFSET

1,1
EXAMPLE

18^2 = 3_24.

CROSSREFS

Cf. A102567, A106497, A115527 - A115556.

Sequence in context: A070224 A083211 A023149 this_sequence A061713 A041638 A041636

Adjacent sequences: A115547 A115548 A115549 this_sequence A115551 A115552 A115553

KEYWORD

nonn,base

AUTHOR

Giovanni Resta (g.resta(AT)iit.cnr.it), Jan 25 2006

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.

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