Number of partitions p of n such that 4*min(p) is a part of p.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =1a(6) =2a(7) =3a(8) =5a(9) =8a(10) =11a(11) =16a(12) =23a(13) =32a(14) =45a(15) =60a(16) =81a(17) =109a(18) =144a(19) =190a(20) =247a(21) =320a(22) =412a(23) =529a(24) =675a(25) =854a(26) =1078a(27) =1355a(28) =1695a(29) =2117