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A027592
Sequence satisfies T(a)=a, where T is defined below.
0
1, 2, 2, 4, 5, 7, 9, 12, 16, 20, 25, 32, 39, 49, 58, 73, 86, 104, 122, 147, 173, 203, 236, 276, 321, 371, 426, 491, 562, 643, 729, 833, 941, 1067, 1199, 1355, 1521, 1705, 1907, 2132, 2381, 2649, 2942, 3269, 3622, 4012, 4426, 4893, 5390, 5937, 6522, 7168, 7864
OFFSET
0,2
REFERENCES
S. Viswanath (student, Dept. Math, Indian Inst. Technology, Kanpur) A Note on Partition Eigensequences, preprint, Nov 15 1996.
LINKS
M. Bernstein and N. J. A. Sloane, Some canonical sequences of integers, Linear Alg. Applications, 226-228 (1995), 57-72; erratum 320 (2000), 210. [Link to arXiv version]
M. Bernstein and N. J. A. Sloane, Some canonical sequences of integers, Linear Alg. Applications, 226-228 (1995), 57-72; erratum 320 (2000), 210. [Link to Lin. Alg. Applic. version together with omitted figures]
FORMULA
Define T:a->b by: given a1<=a2<=..., let b(n) = number of ways of partitioning n into parts from a1, a2, ... such that parts = 0 mod 3 do not occur more than once.
CROSSREFS
Sequence in context: A211861 A027597 A258318 * A007209 A240215 A166239
KEYWORD
nonn,eigen
AUTHOR
EXTENSIONS
More terms from Sean A. Irvine, Nov 09 2019
STATUS
approved