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A098767 Deficient numbers whose reversal is also a deficient number. +0
2
1, 2, 3, 4, 5, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 19, 22, 23, 25, 26, 29, 31, 32, 33, 34, 35, 37, 38, 39, 41, 43, 44, 46, 47, 49, 50, 51, 52, 53, 55, 57, 58, 59, 61, 62, 64, 67, 68, 71, 73, 74, 75, 76, 77, 79, 83, 85, 86, 89, 91, 92, 93, 94, 95, 97, 98, 99, 101, 103, 105, 106 (list; graph; listen)
OFFSET

1,2

EXAMPLE

a(12)=14 because 14 and reverse of 14 i.e. 41, are deficient numbers.

a(13)=15 because 15 is a deficient number which on reversing its digits also gives a deficient number i.e. 51.

CROSSREFS

Cf. A005100.

Sequence in context: A051772 A049093 A098901 this_sequence A153381 A091010 A116358

Adjacent sequences: A098764 A098765 A098766 this_sequence A098768 A098769 A098770

KEYWORD

easy,nonn,base

AUTHOR

Shyam Sunder Gupta (guptass(AT)rediffmail.com), Oct 02 2004

EXTENSIONS

Edited by N. J. A. Sloane (njas(AT)research.att.com) at the suggestion of Andrew Plewe, Jun 11 2007

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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