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Reverse concatenation of 7 numbers that are multiples of 7.
1

%I #3 Dec 05 2013 19:56:05

%S 22212019181716,29282726252423,36353433323130,43424140393837,

%T 50494847464544,57565554535251,64636261605958,71706968676665,

%U 78777675747372,85848382818079,92919089888786,99989796959493,108107106105104103102

%N Reverse concatenation of 7 numbers that are multiples of 7.

%C It appears that if a(r) begins with k then a(r+1) ends in k+1. This is true up to the term 99989796959493.

%H Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/NonRecursions.html">Non Recursions</a>

%Y Cf. A082242, A082243, A082247, A082248, A082250.

%K base,easy,nonn

%O 1,1

%A _Amarnath Murthy_, Apr 11 2003

%E More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 19 2003