Triangular array T(n,k), read by rows: coefficients of strong divisibility sequence of polynomials p(1,x) = 1, p(2,x) = 1 + 2*x, p(n,x) = u*p(n-1,x) + v*p(n-2,x) for n >= 3, where u = p(2,x), v = 1 + 2*x^2.
A368157
Triangular array T(n,k), read by rows: coefficients of strong divisibility sequence of polynomials p(1,x) = 1, p(2,x) = 1 + 2*x, p(n,x) = u*p(n-1,x) + v*p(n-2,x) for n >= 3, where u = p(2,x), v = 1 + 2*x^2.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =2a(4) =4a(5) =6a(6) =3a(7) =10a(8) =16a(9) =16a(10) =5a(11) =20a(12) =46a(13) =56a(14) =44a(15) =8a(16) =40a(17) =108a(18) =184a(19) =188a(20) =120a(21) =13a(22) =76a(23) =244a(24) =496a(25) =692a(26) =608a(27) =328a(28) =21a(29) =142
External references
- oeis: A368157