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A048807
Matrix square of A048804.
0
1, 2, 1, 4, 4, 1, 8, 12, 6, 1, 9, 16, 12, 4, 1, 22, 45, 40, 20, 10, 1, 54, 132, 135, 80, 60, 12, 1, 128, 378, 462, 315, 280, 84, 14, 1, 83, 256, 378, 308, 315, 112, 28, 4, 1, 70, 249, 384, 378, 462, 189, 56, 12, 6, 1, 184, 700, 1245, 1280, 1890, 924, 315, 80, 60
OFFSET
0,2
EXAMPLE
1; 2,1; 4,4,1; 8,12,6,1; ...
CROSSREFS
Sequence in context: A131250 A140693 A131249 * A134397 A134395 A065109
KEYWORD
nonn,tabl
AUTHOR
Christian G. Bower, Apr 15 1999
STATUS
approved