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

Terms

a(0) =1a(1) =10a(2) =10a(3) =100a(4) =200a(5) =100a(6) =1000a(7) =3000a(8) =3000a(9) =1000a(10) =10000a(11) =40000a(12) =60000a(13) =40000a(14) =10000a(15) =100000a(16) =500000a(17) =1000000a(18) =1000000a(19) =500000a(20) =100000a(21) =1000000a(22) =6000000a(23) =15000000a(24) =20000000a(25) =15000000a(26) =6000000a(27) =1000000a(28) =10000000a(29) =70000000