Number of partitions p of n such that (number of numbers of the form 5k + 1 in p) is a part of p.

Terms

a(0) =0a(1) =1a(2) =1a(3) =2a(4) =3a(5) =5a(6) =7a(7) =10a(8) =14a(9) =21a(10) =28a(11) =39a(12) =51a(13) =70a(14) =92a(15) =122a(16) =158a(17) =206a(18) =265a(19) =343a(20) =432a(21) =554a(22) =695a(23) =879a(24) =1098a(25) =1373a(26) =1703a(27) =2115a(28) =2607a(29) =3218