Number of partitions of n into parts not of the form 21k, 21k+6 or 21k-6. Also number of partitions with at most 5 parts of size 1 and differences between parts at distance 9 are greater than 1.
A035984
Number of partitions of n into parts not of the form 21k, 21k+6 or 21k-6. Also number of partitions with at most 5 parts of size 1 and differences between parts at distance 9 are greater than 1.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =5a(4) =7a(5) =10a(6) =14a(7) =20a(8) =27a(9) =37a(10) =49a(11) =66a(12) =86a(13) =113a(14) =145a(15) =188a(16) =239a(17) =305a(18) =384a(19) =485a(20) =605a(21) =756a(22) =936a(23) =1160a(24) =1426a(25) =1753a(26) =2141a(27) =2615a(28) =3175a(29) =3853
External references
- oeis: A035984