Number of compositions of n into 5 ordered relatively prime parts.

Terms

a(0) =1a(1) =5a(2) =15a(3) =35a(4) =70a(5) =125a(6) =210a(7) =325a(8) =495a(9) =700a(10) =1000a(11) =1330a(12) =1820a(13) =2305a(14) =3060a(15) =3750a(16) =4830a(17) =5775a(18) =7315a(19) =8490a(20) =10625a(21) =12155a(22) =14880a(23) =16835a(24) =20475a(25) =22620a(26) =27405a(27) =30100a(28) =35750a(29) =39100