Triangle whose (i,j)-th entry is binomial(i,j)*10^(i-j)*5^j.

Terms

a(0) =1a(1) =10a(2) =5a(3) =100a(4) =100a(5) =25a(6) =1000a(7) =1500a(8) =750a(9) =125a(10) =10000a(11) =20000a(12) =15000a(13) =5000a(14) =625a(15) =100000a(16) =250000a(17) =250000a(18) =125000a(19) =31250a(20) =3125a(21) =1000000a(22) =3000000a(23) =3750000a(24) =2500000a(25) =937500a(26) =187500a(27) =15625a(28) =10000000a(29) =35000000