Number of partitions p of n such that (number of distinct parts of p) = max(p) - min(p).

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =1a(6) =2a(7) =3a(8) =6a(9) =5a(10) =10a(11) =12a(12) =16a(13) =21a(14) =28a(15) =30a(16) =45a(17) =53a(18) =63a(19) =81a(20) =99a(21) =114a(22) =144a(23) =173a(24) =204a(25) =245a(26) =293a(27) =340a(28) =410a(29) =482