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A206560 Number of 10's in the last section of the set of partitions of n.

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%I A206560 #21 Dec 01 2013 13:35:02
%S A206560 0,0,0,0,0,0,0,0,0,1,0,1,1,2,2,4,4,7,8,13,14,22,25,36,43,59,70,95,113,
%T A206560 150,179,232,278,356,426,537,644,803,960,1189,1417,1739,2072,2523,
%U A206560 2999,3631,4304,5181,6130,7342,8662,10330,12159,14437,16958
%N A206560 Number of 10's in the last section of the set of partitions of n.
%C A206560 Zero together with the first differences of A024794. Also number of occurrences of 10 in all partitions of n that do not contain 1 as a part. For the definition of "last section of n" see A135010. It appears that the sums of ten successive terms give the partition numbers A000041.
%F A206560 It appears that A000041(n) = Sum_{j=1..10} a(n+j), n >= 0.
%o A206560 (Sage) A206560 = lambda n: sum(list(p).count(10) for p in Partitions(n) if 1 not in p)
%Y A206560 Column 10 of A182703 and of A194812.
%Y A206560 Cf. A000041, A135010, A138121, A182712-A182714, A206555-A206559.
%K A206560 nonn
%O A206560 1,14
%A A206560 _Omar E. Pol_, Feb 09 2012