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 A055161 n has 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). 5
 954, 7641, 995544, 766431, 76664331, 98754210, 987654321, 999555444, 7666643331, 9876543210, 9987542100, 98766543321, 766666433331, 987665433210, 998765432100, 999875421000, 999955554444, 9876665433321 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 REFERENCES Denis Borris, Ken Duisenberg's Puzzle of the Week, April 20, 2000 LINKS FORMULA a(n)= A055160(n)+A055162(n) EXAMPLE 954=495+459 CROSSREFS Cf. A055158. Sequence in context: A073500 A121969 A203024 * A055158 A187635 A076528 Adjacent sequences:  A055158 A055159 A055160 * A055162 A055163 A055164 KEYWORD base,nonn AUTHOR Henry Bottomley, Apr 27 2000 STATUS approved

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Last modified May 26 07:30 EDT 2017. Contains 287093 sequences.