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A210895
Dates after Jan 01 00 in chronological order which are palindromic when they are written according to the format MMDDYY (American standard, short). Leading zeros of the terms are suppressed.
13
101101, 102201, 11110, 12210, 111111, 112211, 21120, 22220, 121121, 122221, 31130, 32230, 41140, 42240, 51150, 52250, 61160, 62260, 71170, 72270, 81180, 82280, 91190, 92290
OFFSET
1,1
COMMENTS
There are exactly 24 such palindromic dates between Jan 1 00 and Dec 31 99 (see b-file for the complete list).
See A210894 for the number of days after 'Mar 1 00' to get such a palindromic date.
LINKS
Hieronymus Fischer, Table of n, a(n) for n = 1..24
FORMULA
a(n) = MMDDYY_date('Mar 1 00' + A210894(n)).
EXAMPLE
The first palindromic date in MMDDYY format after 'Jan 01 00' is a(1)=101101 (= 'Oct 11 01' = 'Mar 01 00' + A210894(1) days);
The third palindromic date in MMDDYY format after 'Jan 01 00' is a(3)=11110=011110 (= 'Jan 11 10' = 'Mar 01 00' + A210894(3) days);
The 10th palindromic date in MMDDYY format after 'Jan 01 00' is a(10)=122221 (= 'Dec 22 21' = 'Mar 01 00' + A210894(10) days).
The last (24th) palindromic date in MMDDYY format after 'Jan 01 00' is a(24)=92290=092290 (= 'Sep 22 90' = 'Mar 01 00' + A210894(24) days).
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Hieronymus Fischer, Apr 01 2012
STATUS
approved