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A062365
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Number of nonisomorphic cyclic subgroups of the group A_n X A_n (where A_n is the alternating group of degree n).
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1
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1, 1, 2, 4, 7, 10, 17, 19, 27, 35, 54, 58, 85, 96, 106, 122, 171, 209, 272, 312, 339, 384, 504, 568, 668, 754, 867, 981, 1226, 1357, 1658, 1859, 1991, 2318, 2526, 2833, 3393, 3730, 3976, 4418, 5244, 5829, 6798, 7468, 7998, 8770, 10282, 11354, 12676, 13911
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,3
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EXAMPLE
| Set of orders of elements of A_8 X A_8 is {1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 105}, thus a(8)=19.
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CROSSREFS
| Cf. A063182, A063183, A051636, A020902, (labeled case) A062364.
Sequence in context: A000376 A000375 A131752 * A049630 A032705 A088762
Adjacent sequences: A062362 A062363 A062364 * A062366 A062367 A062368
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KEYWORD
| nonn
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AUTHOR
| Vladeta Jovovic (vladeta(AT)eunet.rs), Jul 11 2001
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EXTENSIONS
| More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Jun 27 2002
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