Triangle T, read by rows, where matrix power T^5 has powers of 5 in the secondary diagonal: [T^5](n+1,n) = 5^(n+1), with all 1's in the main diagonal and zeros elsewhere.
A117256
Triangle T, read by rows, where matrix power T^5 has powers of 5 in the secondary diagonal: [T^5](n+1,n) = 5^(n+1), with all 1's in the main diagonal and zeros elsewhere.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =-10a(4) =5a(5) =1a(6) =750a(7) =-250a(8) =25a(9) =1a(10) =-328125a(11) =93750a(12) =-6250a(13) =125a(14) =1a(15) =779296875a(16) =-205078125a(17) =11718750a(18) =-156250a(19) =625a(20) =1a(23) =-128173828125a(24) =1464843750a(25) =-3906250a(26) =3125a(27) =1
External references
- oeis: A117256