"CGJ" (necklace, element, labeled) transform of 2,2,2,2...
A032147
"CGJ" (necklace, element, labeled) transform of 2,2,2,2...
Terms
- a(0) =1a(1) =2a(2) =4a(3) =14a(4) =72a(5) =262a(6) =2266a(7) =13582a(8) =78952a(9) =1073318a(10) =6111354a(11) =51512782a(12) =711544290a(13) =7083724494a(14) =53971180750a(15) =497724073414
External references
- oeis: A032147