a(n) = number of ways p(n) is a sum of 3 odd nonprimes r,s,t satisfying 15 <= r < s < t.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =0a(8) =0a(9) =0a(10) =0a(11) =0a(12) =0a(13) =0a(14) =0a(15) =0a(16) =0a(17) =1a(18) =1a(19) =1a(20) =2a(21) =2a(22) =2a(23) =3a(24) =7a(25) =6a(26) =8a(27) =7a(28) =11a(29) =9