Irregular triangle read by rows: row n consists of the coefficients of the expansion of the polynomial (2*x + 2)^n + (x^2 - 1)*(x + 2)^n.
A300184
Irregular triangle read by rows: row n consists of the coefficients of the expansion of the polynomial (2*x + 2)^n + (x^2 - 1)*(x + 2)^n.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =0a(4) =1a(5) =2a(6) =1a(7) =0a(8) =4a(9) =7a(10) =4a(11) =1a(12) =0a(13) =12a(14) =26a(15) =19a(16) =6a(17) =1a(18) =0a(19) =32a(20) =88a(21) =88a(22) =39a(23) =8a(24) =1a(25) =0a(26) =80a(27) =272a(28) =360a(29) =230
External references
- oeis: A300184