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A137180 Number of palindromes in the range [1,n] inclusive. +0
3
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15 (list; graph; listen)
OFFSET

0,3

COMMENT

A136687 - 1.

REFERENCES

Clifford A. Pickover, A Passion for Mathematics, Wiley, 2005; see p. 71.

CROSSREFS

Cf. A002113, A136522, A136687.

Adjacent sequences: A137177 A137178 A137179 this_sequence A137181 A137182 A137183

Sequence in context: A017894 A028903 A081599 this_sequence A128635 A100637 A081063

KEYWORD

nonn

AUTHOR

njas, Apr 21 2008

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Last modified January 7 17:35 EST 2009. Contains 152824 sequences.


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