64439010
domain: N
Appears in sequences
- Stirling numbers of second kind S(n,3).at n=18A000392
- Stirling numbers of second kind S2(18,n).at n=2A011567
- Number of periodic palindromic structures of length n using exactly three different symbols.at n=34A056509
- Sequence arising from enumeration of domino tilings of Aztec Pillow-like regions.at n=16A092438
- O.g.f.: Sum_{n>=0} (n^6)^n * exp(-n^6*x) * x^n / n!.at n=3A222526