7141686

Appears in sequences

• Stirling numbers of second kind S(n,3).at n=16A000392
• Stirling numbers of second kind S2(16,n).at n=2A011565
• Number of primitive (aperiodic) palindromic structures using exactly three different symbols.at n=30A056482
• Number of periodic palindromic structures of length n using exactly three different symbols.at n=30A056509
• Number of primitive (period n) periodic palindromic structures using exactly three different symbols.at n=30A056519
• Sequence arising from enumeration of domino tilings of Aztec Pillow-like regions.at n=14A092438