Triangle read by rows in which row n gives coefficients of polynomial R_n(y) that satisfies R_n(1/2) = 4^n, where R_n(y) forms the initial (n+1) terms of g.f. A077860(y)^(n+1).

A097179

Triangle read by rows in which row n gives coefficients of polynomial R_n(y) that satisfies R_n(1/2) = 4^n, where R_n(y) forms the initial (n+1) terms of g.f. A077860(y)^(n+1).

Terms

    a(0) =1a(1) =1a(2) =6a(3) =1a(4) =9a(5) =42a(6) =1a(7) =12a(8) =74a(9) =308a(10) =1a(11) =15a(12) =115a(13) =595a(14) =2310a(15) =1a(16) =18a(17) =165a(18) =1020a(19) =4746a(20) =17556a(21) =1a(22) =21a(23) =224a(24) =1610a(25) =8722a(26) =37730a(27) =134596a(28) =1a(29) =24

External references