Number of partitions of n-th composite number containing the smallest prime factor: a(n) = A027293(A002808(n), A056608(n)).
A091114
Number of partitions of n-th composite number containing the smallest prime factor: a(n) = A027293(A002808(n), A056608(n)).
Terms
- a(0) =2a(1) =5a(2) =11a(3) =11a(4) =22a(5) =42a(6) =77a(7) =77a(8) =135a(9) =231a(10) =385a(11) =385a(12) =627a(13) =1002a(14) =627a(15) =1575a(16) =1575a(17) =2436a(18) =3718a(19) =5604a(20) =5604a(21) =8349a(22) =5604a(23) =12310a(24) =17977a(25) =17977a(26) =26015a(27) =37338a(28) =53174a(29) =53174
External references
- oeis: A091114