Number of aperiodic compositions of n with relatively prime parts. Number of compositions of n with relatively prime parts and relatively prime run-lengths.
A296302
Number of aperiodic compositions of n with relatively prime parts. Number of compositions of n with relatively prime parts and relatively prime run-lengths.
Terms
- a(0) =1a(1) =0a(2) =2a(3) =5a(4) =14a(5) =24a(6) =62a(7) =114a(8) =249a(9) =480a(10) =1022a(11) =1978a(12) =4094a(13) =8064a(14) =16348a(15) =32520a(16) =65534a(17) =130512a(18) =262142a(19) =523270a(20) =1048444a(21) =2095104a(22) =4194302a(23) =8384316a(24) =16777185a(25) =33546240a(26) =67108356a(27) =134201398a(28) =268435454a(29) =536837136
External references
- oeis: A296302