A026088 a(n) = T(2n-1,n), where T is the array defined in A026082.

1, 3, 8, 52, 294, 1691, 9736, 56277, 326430, 1899530, 11085360, 64857925, 380331474, 2234804775, 13155328400, 77565394650, 458003596050, 2707970743326, 16030265384752, 94997726453172

Offset: 1

Author

Clark Kimberling

Keywords

• nonn