A054101 T(n,n-1), array T as in A054098.
1, 3, 3, 11, 33, 145, 747, 4607, 32873, 266969, 2431611, 24554191, 272289633, 3289836257, 43017800315, 605289111695, 9119314568457, 146474344313977, 2498617856687403
Offset: 1
Keywords
Crossrefs
Cf. A054098.