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A054467
Number of 3 X 3 integer matrices with elements in the range [ -n,n ] which generate a group of order four under binary matrix multiplication.
0
348, 5388, 17628, 46620, 129564, 211356, 342012, 518892, 736668, 1198044
OFFSET
1,1
CROSSREFS
a(n) = 2*A053173(n).
Sequence in context: A231089 A237318 A237724 * A230705 A230616 A223178
KEYWORD
nonn
AUTHOR
STATUS
approved