0,4
a(n) = a(n-1) + 10^(n-2) a(n-2).
Sequence in context: A083441 A031974 A117293 this_sequence A037842 A131293 A108047
Adjacent sequences: A015465 A015466 A015467 this_sequence A015469 A015470 A015471
nonn,easy
Olivier Gerard (olivier.gerard(AT)gmail.com)
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