Number of compositions (ordered partitions) of n into parts having the same number of divisors as n.
A301331
Number of compositions (ordered partitions) of n into parts having the same number of divisors as n.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =3a(6) =1a(7) =6a(8) =1a(9) =1a(10) =1a(11) =20a(12) =1a(13) =46a(14) =3a(15) =1a(16) =1a(17) =232a(18) =1a(19) =501a(20) =1a(21) =3a(22) =9a(23) =2352a(24) =1a(25) =6a(26) =14a(27) =6a(28) =1a(29) =24442
External references
- oeis: A301331