19126

Appears in sequences

• Least even pseudoprime > p to base p, where p = prime(n).at n=23A108162
• Smallest even pseudoprime (>2n+1) in base 2n+1.at n=44A253233
• G.f.: Product_{k>=1} (1 + x^k) / (1 - x^(k^3)).at n=43A280277
• Number of compositions (ordered partitions) of n into heptagonal pyramidal numbers (A002413).at n=51A322855
• Triangle read by rows: T(n,k) is the maximum number of ways in which a set of integer-sided rectangular pieces can tile an n X k rectangle.at n=17A361216
• Maximum number of ways in which a set of integer-sided rectangular pieces can tile an n X 3 rectangle.at n=5A361219