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A053170 Number of 3 X 3 integer matrices with elements in the range [ -n,n ] which generate a group of finite order under binary matrix multiplication. 4
1584, 13056, 57744, 133440, 307632, 519888, 990288, 1436208, 2108832, 3015648 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..10.

FORMULA

a(n) = 2*(1 + A053171(n) + A053172(n) + A053173(n) + A053174(n)).

CROSSREFS

Cf. A053171, A053172, A053173, A053174.

Sequence in context: A242539 A224945 A306313 * A237916 A159211 A235844

Adjacent sequences:  A053167 A053168 A053169 * A053171 A053172 A053173

KEYWORD

nonn,more

AUTHOR

Ralf W. Grosse-Kunstleve, Mar 26 2000

STATUS

approved

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Last modified June 24 00:08 EDT 2021. Contains 345403 sequences. (Running on oeis4.)