Number of compositions of n into a sum of odd primes.

Terms

a(0) =1a(1) =0a(2) =0a(3) =1a(4) =0a(5) =1a(6) =1a(7) =1a(8) =2a(9) =1a(10) =3a(11) =4a(12) =3a(13) =7a(14) =7a(15) =8a(16) =14a(17) =15a(18) =21a(19) =28a(20) =33a(21) =47a(22) =58a(23) =76a(24) =103a(25) =125a(26) =169a(27) =220a(28) =277a(29) =373