97258
domain: N
Appears in sequences
- Number of unlabeled free bicolored trees with n nodes (the colors are not interchangeable).at n=16A122086
- Number of connected categories with n objects and 2n-1 morphisms.at n=16A125702
- Number of nX7 0..1 arrays with every element unequal to 0, 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=10A317814