580606446
domain: N
Appears in sequences
- Stirling numbers of second kind S(n,3).at n=20A000392
- Stirling numbers of second kind S2(20,n).at n=2A011569
- Number of periodic palindromic structures of length n using exactly three different symbols.at n=38A056509
- Sequence arising from enumeration of domino tilings of Aztec Pillow-like regions.at n=18A092438