167910

Appears in sequences

• Number of nX2 1..4 arrays with no element with value z exactly a city block distance of z from another element with value z.at n=5A210782
• Number of nX6 1..4 arrays with no element with value z exactly a city block distance of z from another element with value z.at n=1A210786
• T(n,k)=Number of nXk 1..4 arrays with no element with value z exactly a city block distance of z from another element with value z.at n=22A210788
• T(n,k)=Number of nXk 1..4 arrays with no element with value z exactly a city block distance of z from another element with value z.at n=26A210788
• Triangular numbers which are products of five distinct primes.at n=39A357590
• Numbers that can be represented as p^r + q^s with 4 distinct odd primes p, q, r, s.at n=26A390179