Denominator of sum of reciprocals of first n pentatope numbers A000332.

Terms

a(0) =1a(1) =5a(2) =15a(3) =105a(4) =42a(5) =63a(6) =90a(7) =495a(8) =55a(9) =143a(10) =91a(11) =1365a(12) =420a(13) =510a(14) =612a(15) =2907a(16) =855a(17) =665a(18) =385a(19) =1771a(20) =1518a(21) =1725a(22) =1950a(23) =8775a(24) =2457a(25) =5481a(26) =1015a(27) =4495a(28) =1240a(29) =4092