Number of ways prime(n) can be expressed as the sum of distinct smaller noncomposites.

Terms

a(0) =0a(1) =1a(2) =1a(3) =1a(4) =2a(5) =3a(6) =4a(7) =6a(8) =8a(9) =12a(10) =14a(11) =21a(12) =25a(13) =29a(14) =36a(15) =50a(16) =66a(17) =75a(18) =99a(19) =117a(20) =130a(21) =169a(22) =197a(23) =251a(24) =347a(25) =401a(26) =438a(27) =502a(28) =545a(29) =626