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A043081
a(n)=(s(n)+8)/10, where s(n)=n-th base 10 palindrome that starts with 2.
0
1, 3, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 201, 212, 223, 234, 245, 256, 267, 278, 289, 300, 2001, 2011, 2021, 2031, 2041, 2051, 2061, 2071, 2081, 2091, 2102, 2112, 2122, 2132, 2142, 2152, 2162, 2172, 2182, 2192, 2203, 2213
OFFSET
1,2
CROSSREFS
Sequence in context: A216324 A226319 A279842 * A091675 A067233 A007648
KEYWORD
nonn,base
STATUS
approved