Triangle whose (i,j)-th entry is binomial(i,j)*10^(i-j)*11^j.

Terms

a(0) =1a(1) =10a(2) =11a(3) =100a(4) =220a(5) =121a(6) =1000a(7) =3300a(8) =3630a(9) =1331a(10) =10000a(11) =44000a(12) =72600a(13) =53240a(14) =14641a(15) =100000a(16) =550000a(17) =1210000a(18) =1331000a(19) =732050a(20) =161051a(21) =1000000a(22) =6600000a(23) =18150000a(24) =26620000a(25) =21961500a(26) =9663060a(27) =1771561a(28) =10000000a(29) =77000000