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A047043
T(n,n-1), array T as in A047040; T(n-1,n), array T given by A047050.
0
1, 1, 2, 10, 14, 56, 202, 715, 3244, 12945, 49742, 188306, 758110, 2995837, 11692368, 45296460, 178695558, 703699430, 2760976698, 10798499630, 42480767744, 167242631953, 657890399440, 2585002312353, 10177799881606
OFFSET
1,3
CROSSREFS
Sequence in context: A102340 A358749 A293931 * A244268 A233454 A065989
KEYWORD
nonn
STATUS
approved