3735552
domain: N
Appears in sequences
- Expansion of ((1-x)/(1-2*x))^3.at n=17A058396
- Binomial transform of A001651.at n=18A084858
- Second differences of Mersenne numbers A001348, divided by 2.at n=6A139242
- Number of symmetry classes of 3-eared triangulations of an n-gon.at n=18A232492
- Number of n X 2 0..2 arrays with some element plus some horizontally or antidiagonally adjacent neighbor totalling two not more than once.at n=8A268965