Number of partitions of n that include a pair of consecutive integers.

Terms

a(0) =0a(1) =0a(2) =0a(3) =1a(4) =1a(5) =3a(6) =3a(7) =7a(8) =9a(9) =15a(10) =20a(11) =32a(12) =40a(13) =61a(14) =78a(15) =112a(16) =142a(17) =199a(18) =250a(19) =341a(20) =428a(21) =568a(22) =710a(23) =930a(24) =1151a(25) =1486a(26) =1835a(27) =2334a(28) =2868a(29) =3615