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A054101
T(n,n-1), array T as in A054098.
0
1, 3, 3, 11, 33, 145, 747, 4607, 32873, 266969, 2431611, 24554191, 272289633, 3289836257, 43017800315, 605289111695, 9119314568457, 146474344313977, 2498617856687403
OFFSET
1,2
CROSSREFS
Sequence in context: A163938 A373393 A109937 * A376024 A176956 A200861
KEYWORD
nonn
STATUS
approved