Total number of distinct numbers that can be obtained by starting with 1 and applying the "Choix de Bruxelles", version 2 operation at most n times in ternary (base 3).
A356715
Total number of distinct numbers that can be obtained by starting with 1 and applying the "Choix de Bruxelles", version 2 operation at most n times in ternary (base 3).
Terms
- a(0) =1a(1) =2a(2) =3a(3) =6a(4) =11a(5) =26a(6) =68a(7) =177a(8) =492a(9) =1403a(10) =4113a(11) =12149a(12) =36225a(13) =108268a(14) =324529a(15) =973163a(16) =2920533a(17) =8764041a(18) =26303715a(19) =78935398a(20) =236878491a(21) =710783343
External references
- oeis: A356715