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A115895 Numbers n such that n + sigma(n) is a palindrome. 4
1, 2, 3, 4, 5, 9, 34, 64, 81, 128, 141, 148, 151, 161, 162, 170, 181, 191, 196, 198, 219, 236, 249, 256, 257, 260, 277, 282, 297, 315, 322, 326, 327, 334, 346, 353, 355, 358, 373, 375, 377, 383, 387, 415, 473, 479, 499, 714, 793, 1225, 1316, 1420, 1517, 1593 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

EXAMPLE

128+sigma(128)=128+255=383.

CROSSREFS

Cf. A115890, A115896, A115897.

Sequence in context: A065885 A177064 A092233 * A116017 A067033 A067034

Adjacent sequences:  A115892 A115893 A115894 * A115896 A115897 A115898

KEYWORD

nonn,base

AUTHOR

Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 06 2006

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Last modified February 13 18:01 EST 2012. Contains 205532 sequences.