Fifth column of (1,5)-Pascal triangle A096940.

Terms

a(0) =5a(1) =21a(2) =55a(3) =115a(4) =210a(5) =350a(6) =546a(7) =810a(8) =1155a(9) =1595a(10) =2145a(11) =2821a(12) =3640a(13) =4620a(14) =5780a(15) =7140a(16) =8721a(17) =10545a(18) =12635a(19) =15015a(20) =17710a(21) =20746a(22) =24150a(23) =27950a(24) =32175a(25) =36855a(26) =42021a(27) =47705a(28) =53940a(29) =60760