%I #4 Mar 30 2012 18:51:25
%S 954,7641,98754210,987654321,9876543210
%N n has distinct digits in descending order and n=a+b where a has the digits of n in another order and b has the digits of n in ascending order (perhaps with leading zeros).
%D Denis Borris, Ken Duisenberg's Puzzle of the Week, April 20, 2000
%H <a href="http://www.ecst.csuchico.edu/~kend/potw/archive/000420sol.html">Source</a>
%F a(n)= A055157(n)+A055159(n)
%e 954=495+459
%Y Cf. A055161.
%K fini,full,base,nonn
%O 0,1
%A _Henry Bottomley_, Apr 27 2000
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