Number of partitions of n with rank 2 (the rank of a partition is the largest part minus the number of parts).

A101199

Number of partitions of n with rank 2 (the rank of a partition is the largest part minus the number of parts).

Terms

    a(0) =0a(1) =0a(2) =1a(3) =0a(4) =1a(5) =1a(6) =2a(7) =2a(8) =3a(9) =3a(10) =6a(11) =6a(12) =9a(13) =10a(14) =15a(15) =16a(16) =23a(17) =27a(18) =36a(19) =42a(20) =55a(21) =64a(22) =84a(23) =98a(24) =124a(25) =147a(26) =185a(27) =217a(28) =270a(29) =318

External references