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Search: id:A027586
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| A027586 |
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Sequence satisfies T^2(a)=a, where T is defined below. |
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+0
1
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| 1, 2, 3, 3, 5, 6, 8, 11, 13, 17, 20, 25, 30, 37, 45
(list; graph; listen)
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OFFSET
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0,2
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REFERENCES
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S. Viswanath (student, Dept. Math, Indian Inst. Technology, Kanpur) A Note on Partition Eigensequences, preprint, Nov 15 1996.
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LINKS
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M. Bernstein and N. J. A. Sloane, Some canonical sequences of integers, Linear Alg. Applications, 226-228 (1995), 57-72; erratum 320 (2000), 210.
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FORMULA
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Define T:a->b by: given a1<=a2<=..., let b(n) = number of ways of partitioning n into parts from a1, a2, ... such that even parts do not occur more than once.
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CROSSREFS
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Sequence in context: A024503 A061790 A107236 this_sequence A039860 A084338 A039876
Adjacent sequences: A027583 A027584 A027585 this_sequence A027587 A027588 A027589
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KEYWORD
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nonn,more,eigen
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AUTHOR
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njas
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