Number of nonsingular n X n matrices over GF(2) (order of Chevalley group A_n (2)).
1, 1, 6, 168, 20160, 9999360, 20158709760, 163849992929280
2 seqfan posts
Wed Aug 11 17:56:35 CEST 2010 [seqfan] Re: At least the first 6 values are the same for A002884 and for A061350(2^n)
Wed Aug 11 17:50:23 CEST 2010 [seqfan] At least the first 6 values are the same for A002884 and for A061350(2^n)
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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