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A004078
Number of Tuscan squares of order n.
0
1, 0, 1, 0, 736, 466144
OFFSET
2,5
REFERENCES
CRC Handbook of Combinatorial Designs, 1996, p. 480.
CROSSREFS
Sequence in context: A157198 A156954 A231034 * A295984 A218596 A043633
KEYWORD
nonn,hard
STATUS
approved