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A160930 a(n)= n + reversal(n-1) + reversal(n+1) 0
3, 6, 9, 12, 15, 18, 21, 24, 18, 30, 33, 54, 75, 96, 117, 138, 159, 180, 102, 123, 45, 66, 87, 108, 129, 150, 171, 192, 114, 135, 57, 78, 99, 120, 141, 162, 183, 204, 126, 147, 69, 90, 111, 132, 153, 174, 195, 216, 138, 159, 81, 102, 123, 144, 165, 186, 207, 228, 150 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
a(8)=8+R(7)+R(9)=8+7+9=24; a(15)=15+R(14)+R(16)=15+41+61=117; a(26)=26+R(25)+R(27)=26+52+72=150
LINKS
MATHEMATICA
Table[n+IntegerReverse[n-1]+IntegerReverse[n+1], {n, 60}] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Dec 16 2017 *)
CROSSREFS
Sequence in context: A305495 A003252 A160943 * A212662 A342831 A161351
KEYWORD
nonn,base
AUTHOR
Claudio Meller, May 30 2009
STATUS
approved

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Last modified February 24 10:32 EST 2024. Contains 370294 sequences. (Running on oeis4.)