A138035 Binomial transform of A135416.
1, 1, 3, 7, 13, 21, 35, 71, 169, 409, 931, 1959, 3829, 7021, 12203, 20351, 33233, 55217, 99043, 201895, 465501, 1147717, 2857075, 6941815, 16228985, 36368201, 78183171, 161651143, 322440517, 622370973
Offset: 0
Keywords
Examples
a(4) = 7 = (1, 3, 3, 1) dot (1, 0, 2, 0) = (1 + 0 + 6 + 0).
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