64454

Appears in sequences

• a(n) = name of smallest positive number in Spanish which has the letter E in the n-th position starting from the end, or -1 if no such number exists.at n=44A173182
• T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with no equal diagonal or antidiagonal neighbors and new values introduced sequentially from 0.at n=47A265656
• Number of 3Xn arrays containing n copies of 0..3-1 with no equal diagonal or antidiagonal neighbors and new values introduced sequentially from 0.at n=7A265657