

A056825


Numbers n such that no smaller natural number has the same maximal palindrome in the period of the simple continued fraction for its square root.


1



2, 3, 6, 7, 11, 13, 14, 18, 19, 21, 22, 23, 27, 28, 29, 31, 34, 38, 41, 43, 44, 45, 46, 47, 51, 52, 53, 54, 55, 57, 58, 59, 61, 62, 66, 67, 69, 70, 71, 73, 76, 77, 79, 83, 85, 86, 88, 89, 91, 92, 93, 94, 97, 98, 102, 103, 106, 107, 109, 111, 113, 114, 115, 116, 118, 119
(list;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

1,1


REFERENCES

O. Perron, "Die Lehre von den Kettenbruechen, Bd.I", Teubner, 1954. (Sec. 26)


LINKS

Table of n, a(n) for n=1..66.
L. Smiley, Initial Euler  Muir Polynomials


EXAMPLE

33,60 and 95 are not in the list because their square roots' simple continued fractions, [5,1,2,1,10,1,2,1,10,...],[7,1,2,1,14,...] and [9,1,2,1,18,...], have the same maximal palindrome in their periods as the square root of 14, [3,1,2,1,6,1,2,1,6,...] does.


CROSSREFS

Sequence in context: A102432 A024561 A113545 * A056956 A171033 A002256
Adjacent sequences: A056822 A056823 A056824 * A056826 A056827 A056828


KEYWORD

nonn


AUTHOR

Len Smiley (smiley(AT)math.uaa.alaska.edu), Aug 29 2000


EXTENSIONS

More terms from Naohiro Nomoto, Nov 09 2001


STATUS

approved



