Binomial coefficient C(25,n).

Terms

a(0) =1a(1) =25a(2) =300a(3) =2300a(4) =12650a(5) =53130a(6) =177100a(7) =480700a(8) =1081575a(9) =2042975a(10) =3268760a(11) =4457400a(12) =5200300a(13) =5200300a(14) =4457400a(15) =3268760a(16) =2042975a(17) =1081575a(18) =480700a(19) =177100a(20) =53130a(21) =12650a(22) =2300a(23) =300a(24) =25a(25) =1