Triangle binomial(6*n,6*m), 0 <= m <= n, read by rows.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =924a(5) =1a(6) =1a(7) =18564a(8) =18564a(9) =1a(10) =1a(11) =134596a(12) =2704156a(13) =134596a(14) =1a(15) =1a(16) =593775a(17) =86493225a(18) =86493225a(19) =593775a(20) =1a(21) =1a(22) =1947792a(23) =1251677700a(24) =9075135300a(25) =1251677700a(26) =1947792a(27) =1a(28) =1a(29) =5245786