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A065322
55 'Reverse and Add' steps are needed to reach a palindrome.
9
10911, 11901, 20910, 21900, 1009520, 1009601, 1019420, 1019501, 1029320, 1029401, 1039220, 1049120, 1049201, 1059020, 1059101, 1069001, 1108391, 1109510, 1118291, 1119410, 1128191, 1129310, 1138091, 1139210, 1149110
OFFSET
0,1
COMMENTS
The number of steps starts at 0, so palindromes (cf. A002113) are excluded. 55 is a record (cf. A065199) of the number of 'Reverse and Add' steps needed to reach a palindrome.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Klaus Brockhaus, Oct 30 2001
STATUS
approved