Parenthesized one way gives the powers of 2: (1), (2), (1+3), ..., another way the powers of 3: (1), (2+1), (3+6), ....
A006895
Parenthesized one way gives the powers of 2: (1), (2), (1+3), ..., another way the powers of 3: (1), (2+1), (3+6), ....
Terms
- a(0) =1a(1) =2a(2) =1a(3) =3a(4) =6a(5) =2a(6) =16a(7) =9a(8) =23a(9) =58a(10) =6a(11) =128a(12) =109a(13) =147a(14) =512a(15) =70a(16) =954a(17) =1233a(18) =815a(19) =4096a(20) =1650a(21) =6542a(22) =13141a(23) =3243a(24) =32768a(25) =23038a(26) =42498a(27) =131072a(28) =3577a(29) =258567
External references
- oeis: A006895