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A295994
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Numbers n such that there are precisely 11 groups of orders n and n + 1.
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7
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OFFSET
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1,1
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COMMENTS
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Equivalently, lower member of consecutive terms of A249554.
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LINKS
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Table of n, a(n) for n=1..7.
H. U. Besche, B. Eick and E. A. O'Brien. A Millennium Project: Constructing Small Groups, Internat. J. Algebra and Computation, 12 (2002), 623-644.
Gordon Royle, Numbers of Small Groups
Index entries for sequences related to groups
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FORMULA
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Sequence is { n | A000001(n) = 11, A000001(n+1) = 11 }.
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EXAMPLE
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21483 is in the sequence because A000001(21483) = A000001(21484) = 11, 26091 is in the sequence because A000001(26091) = A000001(26092) = 11 and 43803 is in the sequence because A000001(43803) = A000001(43804) = 11.
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CROSSREFS
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Cf. A000001, A249554.
Sequence in context: A237409 A252102 A096554 * A063388 A252393 A211236
Adjacent sequences: A295991 A295992 A295993 * A295995 A295996 A295997
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KEYWORD
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nonn,more
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AUTHOR
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Muniru A Asiru, Dec 02 2017
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STATUS
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approved
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