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Math toolbox for Seqfans (OEIS users) encapsulated in a Raspberry Pi

Chrome, Firefox standalone

  • Javascript, open a debugging console with Ctrl-shift-J, paste the program (e.g. from A003238) into the console window,

Offered by the Seqbox



F:=Factorial; [(&+[F(n)/(4^j*F(j)*F(n-4*j)): j in [0..Floor(n/4)]]): n in [0..30]];


Other links

  •, a complete Open Source compiler toolchain to WebAssembly, compiles C and C++ code, or any other language that uses LLVM, into WebAssembly
  •, provides implementations of Python in Java
  • InteractiveShell, builds web interfaces for commandline tools