Number of partitions of n such that if k is the largest part, then k-2 occurs as a part.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =1a(6) =3a(7) =4a(8) =7a(9) =9a(10) =15a(11) =18a(12) =27a(13) =34a(14) =47a(15) =58a(16) =79a(17) =96a(18) =127a(19) =155a(20) =199a(21) =242a(22) =308a(23) =371a(24) =465a(25) =561a(26) =694a(27) =833a(28) =1024a(29) =1223