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A061094 The alternating group A_n contains an element x which is not conjugate to its inverse (equivalently not all the entries in the character table of A_n are real numbers). 0
3, 4, 7, 8, 9, 11, 12, 13, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Every n >= 15 belongs to this sequence, i.e. the complement of this sequence is the finite sequence 1,2,5,6,10,14 for which all the entries in the character table of A_n are real.

LINKS

Table of n, a(n) for n=1..71.

CROSSREFS

Sequence in context: A026343 A080722 A092754 * A100991 A075821 A120515

Adjacent sequences:  A061091 A061092 A061093 * A061095 A061096 A061097

KEYWORD

nonn,easy

AUTHOR

Ola Veshta (olaveshta(AT)my-deja.com), May 28 2001

EXTENSIONS

More terms from Sascha Kurz, Mar 25 2002

STATUS

approved

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Last modified April 23 14:15 EDT 2019. Contains 322386 sequences. (Running on oeis4.)