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Search: id:A034905
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A034905 Numbers n such that n^2 contains no loops in its digits (assumes 1, 2, 3, 5, 7 have no loops and 0, 4, 6, 8, 9 do). +0
2
1, 5, 11, 15, 35, 39, 61, 85, 111, 115, 165, 189, 235, 239, 335, 365, 389, 415, 461, 485, 611, 715, 1061, 1085, 1165, 1235, 1239, 1489, 1585, 1665, 1765, 1885, 2261, 2285, 2715, 3335, 3365, 3489, 3511, 3515, 3635, 3711, 3915, 3939, 3965, 4139, 4211, 4715 (list; graph; listen)
OFFSET

1,2

EXAMPLE

13^2 = 169 contains a 6 and a 9, so 13 does not belong to sequence.

CROSSREFS

Cf. A031153.

Sequence in context: A075628 A036787 A137009 this_sequence A031153 A136976 A136975

Adjacent sequences: A034902 A034903 A034904 this_sequence A034906 A034907 A034908

KEYWORD

nonn,base

AUTHOR

J. Lowell (jhbubby(AT)avana.net)

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.


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