Number of ways of making change for n cents using coins of 1, 5, 10, 25, 50 cents.

Terms

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