30290

Appears in sequences

• Triangle T(n,d) read by rows: Number of ascent sequences of length n with d zeros.at n=48A175579
• Numbers that can be represented as a sum of two distinct nontrivial prime powers in three or more ways.at n=30A225104
• Number of 4 X n 0..1 arrays with no element equal to more than one of its horizontal and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.at n=12A281208
• Numbers n such that A324187(n) = 0.at n=18A324199