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A071761 Dealing cards in a game of solitaire. 1

%I #6 Mar 31 2012 20:51:43

%S 0,1,2,21,31,32,321,421,431,432,4321,5321,5421,5431,5432,54321,64321,

%T 65321,65421,65431,65432,654321,754321,764321,765321,765421,765431,

%U 765432,7654321,8654321,8754321,8764321,8765321,8765421,8765431,8765432

%N Dealing cards in a game of solitaire.

%C An infinite square array,

%C a11 a12 a13 ...

%C a21 a22 a23 ...

%C a31 a32 a33 ...

%C a41 a42 a43 ...

%C ...............

%C is built up by antidiagonals: a11 a21 a12 a31 a22 a13 ... The terms of the sequence record the number of entries in each column at each step, e.g. when dealing cards in a game of solitaire.

%Y The parity of this sequence gives A023532.

%Y Cf. A071762, A074909.

%K nonn,easy,nice

%O 0,3

%A _Allan C. Wechsler_, Jun 07 2002

%E Entry revised by _Jeremy Gardiner_, Dec 08, 2004

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Last modified August 25 12:25 EDT 2024. Contains 375439 sequences. (Running on oeis4.)