Number of compositions of n into parts of size 1, 5, 10 or 25.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =2a(6) =3a(7) =4a(8) =5a(9) =6a(10) =9a(11) =13a(12) =18a(13) =24a(14) =31a(15) =42a(16) =58a(17) =80a(18) =109a(19) =146a(20) =197a(21) =268a(22) =366a(23) =499a(24) =676a(25) =916a(26) =1243a(27) =1690a(28) =2299a(29) =3122