140893

Properties

Appears in sequences

• A transform of the double factorial numbers A001147.at n=13A165433
• Number of length n+4 0..2 arrays with some pair in every consecutive five terms totalling exactly 2.at n=6A246886
• T(n,k)=Number of length n+4 0..k arrays with some pair in every consecutive five terms totalling exactly k.at n=34A246892
• Number of length 7+4 0..n arrays with some pair in every consecutive five terms totalling exactly n.at n=1A246899
• Prime numbersat n=13090