132960
domain: N
Appears in sequences
- Number of length 3+2 0..n arrays with some pair in every consecutive three terms totalling exactly n.at n=28A245872
- Triangle read by rows: T(n,k) is the number of bargraphs of semiperimeter n having k UHU configurations, where U=(0,1), H(1,0); (n>=2, k>=0).at n=59A273896
- a(n) is the number of permutations of length n that avoid the pattern 321 and the mesh pattern (12, 175) or the same sequence for the mesh patterns (12, 235), (12, 430), (12, 490).at n=12A289593