165127

Appears in sequences

• Number of 2-line arrays; or number of P-graphs with 2n edges.at n=7A003169
• Number of P-graphs with 2n edges.at n=15A007165
• Square array, read by antidiagonals, where rows are successive self-convolutions of the top row, which equals A003169 shifted one place right.at n=44A100324
• Triangle, read by rows, where row n equals the inverse binomial of column n of square array A100324, which lists the self-convolutions of SHIFT(A003169).at n=36A100326
• Augmentation of the triangular array A158405. See Comments.at n=35A193091