49420

Appears in sequences

• A sequence generated from a 4th degree Pascal's Triangle polynomial.at n=19A095265
• Structured tetragonal anti-prism numbers.at n=34A100182
• Number T(n,k) of entries in the k-th blocks of all set partitions of [n] when blocks are ordered by decreasing lengths (and increasing smallest elements); triangle T(n,k), n>=1, 1<=k<=n, read by rows.at n=37A319375
• Number of entries in the second blocks of all set partitions of [n] when blocks are ordered by decreasing lengths.at n=7A333059