167625

Appears in sequences

• Number of alkyls C_{n+15} H_{2n+10} (Anthr.) with n carbon atoms.at n=10A000648
• Number of n X 4 0..2 arrays with rows and columns lexicographically nondecreasing read forwards and nonincreasing read backwards.at n=5A201696
• Number of nX6 0..2 arrays with rows and columns lexicographically nondecreasing read forwards and nonincreasing read backwards.at n=3A201698
• T(n,k)=Number of nXk 0..2 arrays with rows and columns lexicographically nondecreasing read forwards and nonincreasing read backwards.at n=39A201700
• T(n,k)=Number of nXk 0..2 arrays with rows and columns lexicographically nondecreasing read forwards and nonincreasing read backwards.at n=41A201700