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A212540 Number of nondecreasing sequences of 7 1..n integers with every element dividing the sequence sum 1

%I #4 May 20 2012 06:18:18

%S 1,5,12,24,33,69,83,116,145,188,193,290,293,332,428,496,497,606,607,

%T 772,840,857,858,1079,1098,1109,1153,1277,1278,1626,1627,1723,1750,

%U 1757,1832,2100,2101,2106,2130,2541,2542,2784,2785,2843,3111,3115,3116,3462,3477

%N Number of nondecreasing sequences of 7 1..n integers with every element dividing the sequence sum

%C Row 7 of A212536

%H R. H. Hardin, <a href="/A212540/b212540.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=8

%e ..2....2....1....1....1....2....1....1....2....1....1....1....2....1....3....1

%e ..2....2....2....1....1....2....1....6....2....2....1....2....3....3....3....2

%e ..4....2....2....5....2....2....1....7....5....5....3....3....3....4....3....2

%e ..4....2....2....5....2....3....1....7....5....8....3....4....3....4....5....3

%e ..4....4....7....6....4....3....2....7....5....8....4....4....3....4....5....4

%e ..8....6....7....6....5....4....2....7....5....8....4....4....4....4....5....6

%e ..8....6....7....6....5....8....4....7....6....8....8....6....6....4....6....6

%K nonn

%O 1,2

%A _R. H. Hardin_ May 20 2012

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)