• RLangGFun

  • Referenced in 6 articles [sw14280]
  • inverting this methodology based on Soittola’s theorem. This idea allows a combinatorial interpretation...
  • Maple

  • Referenced in 4101 articles [sw00545]
  • The result of over 30 years of cutting...
  • OEIS

  • Referenced in 2422 articles [sw07248]
  • The On-Line Encyclopedia of Integer Sequence. The...