225015223

Appears in sequences

• Number of ways to remove n oranges from an infinite stack of oranges whose m-th layer is an m X (m+4) rectangle.at n=27A274598
• Numbers m such that m' = d_1^1 + d_2^2 + ... + d_k^k where d_1, d_2, ..., d_k are the digits of m, with MSD(m) = d_1 and LSD(m) = d_k, and m' is the arithmetic derivative of m.at n=20A284812