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A200372 Number of 0..n arrays x(0..9) of 10 elements with zero 4th differences.

%I A200372 #7 Jul 22 2025 15:47:46
%S A200372 2,3,4,5,6,7,8,9,12,21,30,39,52,65,84,107,130,155,184,221,266,323,384,
%T A200372 447,520,605,696,803,914,1055,1200,1357,1524,1691,1886,2111,2344,2597,
%U A200372 2868,3179,3494,3849,4212,4591,5028,5481,5946,6445,6970,7557,8182,8839
%N A200372 Number of 0..n arrays x(0..9) of 10 elements with zero 4th differences.
%C A200372 Row 5 of A200370
%H A200372 R. H. Hardin, <a href="/A200372/b200372.txt">Table of n, a(n) for n = 1..200</a>
%e A200372 Some solutions for n=10
%e A200372 ..1....4....0....6....0....7....7...10....5...10....3....9...10....9....0....3
%e A200372 ..1....4....7....6....1....7...10....3....5....9....3....9...10....8....4....0
%e A200372 ..1....4...10....6....2....7...10....0....5....8....3....9...10....7....7....0
%e A200372 ..1....4...10....6....3....7....8....0....5....7....3....9...10....6....9....2
%e A200372 ..1....4....8....6....4....7....5....2....5....6....3....9...10....5...10....5
%e A200372 ..1....4....5....6....5....7....2....5....5....5....3....9...10....4...10....8
%e A200372 ..1....4....2....6....6....7....0....8....5....4....3....9...10....3....9...10
%e A200372 ..1....4....0....6....7....7....0...10....5....3....3....9...10....2....7...10
%e A200372 ..1....4....0....6....8....7....3...10....5....2....3....9...10....1....4....7
%e A200372 ..1....4....3....6....9....7...10....7....5....1....3....9...10....0....0....0
%K A200372 nonn
%O A200372 1,1
%A A200372 _R. H. Hardin_ Nov 16 2011