Number of integer partitions of n with at least two but not all parts having a common divisor greater than 1.
A303139
Number of integer partitions of n with at least two but not all parts having a common divisor greater than 1.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =1a(6) =5a(7) =6a(8) =13a(9) =17a(10) =33a(11) =37a(12) =68a(13) =82a(14) =125a(15) =159a(16) =237a(17) =278a(18) =409a(19) =491a(20) =674a(21) =830a(22) =1121a(23) =1329a(24) =1781a(25) =2144a(26) =2770a(27) =3345a(28) =4299a(29) =5086
External references
- oeis: A303139